2020907980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 384

約数和(自身を含む): 5960908800

約数和(自身を除く): 3940000820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 43, 49, 52, 62, 65, 68, 70, 85, 86, 91, 98, 119, 124, 130, 140, 155, 170, 172, 182, 196, 215, 217, 221, 238, 245, 260, 301, 310, 340, 343, 364, 403, 430, 434, 442, 455, 476, 490, 527, 559, 595, 602, 620, 637, 686, 731, 806, 833, 860, 868, 884, 910, 980, 1054, 1085, 1105, 1118, 1190, 1204, 1274, 1333, 1372, 1462, 1505, 1519, 1547, 1612, 1666, 1715, 1820, 2015, 2107, 2108, 2170, 2210, 2236, 2380, 2548, 2635, 2666, 2795, 2821, 2924, 3010, 3038, 3094, 3185, 3332, 3430, 3655, 3689, 3913, 4030, 4165, 4214, 4340, 4420, 4459, 5117, 5270, 5332, 5590, 5642, 5831, 6020, 6076, 6188, 6370, 6665, 6851, 6860, 7310, 7378, 7595, 7735, 7826, 8060, 8330, 8428, 8918, 9331, 9503, 10234, 10535, 10540, 10633, 10829, 11180, 11284, 11662, 12740, 13330, 13702, 14105, 14620, 14749, 14756, 15190, 15470, 15652, 16660, 17329, 17836, 18445, 18662, 19006, 19565, 19747, 20468, 21070, 21266, 21658, 22295, 22661, 23324, 25585, 25823, 26660, 27391, 27404, 28210, 29155, 29498, 30380, 30940, 34255, 34658, 35819, 36890, 37324, 38012, 39130, 39494, 42140, 42532, 43316, 44590, 45322, 46655, 47515, 47957, 51170, 51646, 53165, 54145, 54782, 56420, 58310, 58996, 65317, 66521, 68510, 69316, 71638, 73745, 73780, 75803, 78260, 78988, 86645, 89180, 90644, 93310, 95030, 95914, 98735, 102340, 103292, 106330, 108290, 109564, 113305, 116620, 121303, 129115, 130634, 133042, 136955, 137020, 138229, 143276, 147490, 151606, 158627, 173290, 179095, 180761, 186620, 190060, 191737, 191828, 197470, 212660, 216580, 226610, 239785, 242606, 250733, 258230, 261268, 266084, 273910, 276458, 294593, 294980, 303212, 317254, 326585, 332605, 335699, 346580, 358190, 361522, 379015, 383474, 394940, 453220, 457219, 465647, 479570, 485212, 501466, 516460, 547820, 552916, 589186, 606515, 634508, 653170, 665210, 671398, 691145, 716380, 723044, 758030, 766948, 793135, 849121, 903805, 914438, 931294, 958685, 959140, 1002932, 1110389, 1178372, 1213030, 1253665, 1306340, 1330420, 1342796, 1382290, 1472965, 1516060, 1586270, 1678495, 1698242, 1807610, 1828876, 1862588, 1917370, 2062151, 2220778, 2286095, 2328235, 2349893, 2426060, 2507330, 2764580, 2945930, 3172540, 3259529, 3356990, 3396484, 3615220, 3834740, 4124302, 4245605, 4441556, 4572190, 4656470, 4699786, 5014660, 5551945, 5891860, 5943847, 6519058, 6713980, 7772723, 8248604, 8491210, 9144380, 9312940, 9399572, 10310755, 11103890, 11749465, 11887694, 13038116, 14435057, 15545446, 16297645, 16982420, 20621510, 22207780, 23498930, 23775388, 28870114, 29719235, 31090892, 32595290, 38863615, 41243020, 46997860, 57740228, 59438470, 65190580, 72175285, 77727230, 101045399, 118876940, 144350570, 155454460, 202090798, 288701140, 404181596, 505226995, 1010453990, 2020907980]

約数ペア:

[(1, 2020907980), (2, 1010453990), (4, 505226995), (5, 404181596), (7, 288701140), (10, 202090798), (13, 155454460), (14, 144350570), (17, 118876940), (20, 101045399), (26, 77727230), (28, 72175285), (31, 65190580), (34, 59438470), (35, 57740228), (43, 46997860), (49, 41243020), (52, 38863615), (62, 32595290), (65, 31090892), (68, 29719235), (70, 28870114), (85, 23775388), (86, 23498930), (91, 22207780), (98, 20621510), (119, 16982420), (124, 16297645), (130, 15545446), (140, 14435057), (155, 13038116), (170, 11887694), (172, 11749465), (182, 11103890), (196, 10310755), (215, 9399572), (217, 9312940), (221, 9144380), (238, 8491210), (245, 8248604), (260, 7772723), (301, 6713980), (310, 6519058), (340, 5943847), (343, 5891860), (364, 5551945), (403, 5014660), (430, 4699786), (434, 4656470), (442, 4572190), (455, 4441556), (476, 4245605), (490, 4124302), (527, 3834740), (559, 3615220), (595, 3396484), (602, 3356990), (620, 3259529), (637, 3172540), (686, 2945930), (731, 2764580), (806, 2507330), (833, 2426060), (860, 2349893), (868, 2328235), (884, 2286095), (910, 2220778), (980, 2062151), (1054, 1917370), (1085, 1862588), (1105, 1828876), (1118, 1807610), (1190, 1698242), (1204, 1678495), (1274, 1586270), (1333, 1516060), (1372, 1472965), (1462, 1382290), (1505, 1342796), (1519, 1330420), (1547, 1306340), (1612, 1253665), (1666, 1213030), (1715, 1178372), (1820, 1110389), (2015, 1002932), (2107, 959140), (2108, 958685), (2170, 931294), (2210, 914438), (2236, 903805), (2380, 849121), (2548, 793135), (2635, 766948), (2666, 758030), (2795, 723044), (2821, 716380), (2924, 691145), (3010, 671398), (3038, 665210), (3094, 653170), (3185, 634508), (3332, 606515), (3430, 589186), (3655, 552916), (3689, 547820), (3913, 516460), (4030, 501466), (4165, 485212), (4214, 479570), (4340, 465647), (4420, 457219), (4459, 453220), (5117, 394940), (5270, 383474), (5332, 379015), (5590, 361522), (5642, 358190), (5831, 346580), (6020, 335699), (6076, 332605), (6188, 326585), (6370, 317254), (6665, 303212), (6851, 294980), (6860, 294593), (7310, 276458), (7378, 273910), (7595, 266084), (7735, 261268), (7826, 258230), (8060, 250733), (8330, 242606), (8428, 239785), (8918, 226610), (9331, 216580), (9503, 212660), (10234, 197470), (10535, 191828), (10540, 191737), (10633, 190060), (10829, 186620), (11180, 180761), (11284, 179095), (11662, 173290), (12740, 158627), (13330, 151606), (13702, 147490), (14105, 143276), (14620, 138229), (14749, 137020), (14756, 136955), (15190, 133042), (15470, 130634), (15652, 129115), (16660, 121303), (17329, 116620), (17836, 113305), (18445, 109564), (18662, 108290), (19006, 106330), (19565, 103292), (19747, 102340), (20468, 98735), (21070, 95914), (21266, 95030), (21658, 93310), (22295, 90644), (22661, 89180), (23324, 86645), (25585, 78988), (25823, 78260), (26660, 75803), (27391, 73780), (27404, 73745), (28210, 71638), (29155, 69316), (29498, 68510), (30380, 66521), (30940, 65317), (34255, 58996), (34658, 58310), (35819, 56420), (36890, 54782), (37324, 54145), (38012, 53165), (39130, 51646), (39494, 51170), (42140, 47957), (42532, 47515), (43316, 46655), (44590, 45322)]