1028749260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:725

約数の個数: 288

約数和(自身を含む): 3740921856

約数和(自身を除く): 2712172596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 55, 60, 62, 66, 70, 77, 84, 93, 105, 110, 121, 124, 132, 140, 154, 155, 165, 186, 210, 217, 220, 231, 242, 308, 310, 330, 341, 363, 372, 385, 420, 434, 462, 465, 484, 605, 620, 651, 653, 660, 682, 726, 770, 847, 868, 924, 930, 1023, 1085, 1155, 1210, 1302, 1306, 1364, 1452, 1540, 1694, 1705, 1815, 1860, 1959, 2046, 2170, 2310, 2387, 2420, 2541, 2604, 2612, 3255, 3265, 3388, 3410, 3630, 3751, 3918, 4092, 4235, 4340, 4571, 4620, 4774, 5082, 5115, 6510, 6530, 6820, 7161, 7183, 7260, 7502, 7836, 8470, 9142, 9548, 9795, 10164, 10230, 11253, 11935, 12705, 13020, 13060, 13713, 14322, 14366, 15004, 16940, 18284, 18755, 19590, 20243, 20460, 21549, 22506, 22855, 23870, 25410, 26257, 27426, 28644, 28732, 35805, 35915, 37510, 39180, 40486, 43098, 45012, 45710, 47740, 50281, 50820, 52514, 54852, 56265, 60729, 68565, 71610, 71830, 75020, 78771, 79013, 80972, 86196, 91420, 100562, 101215, 105028, 107745, 112530, 121458, 131285, 137130, 141701, 143220, 143660, 150843, 157542, 158026, 201124, 202430, 215490, 222673, 225060, 237039, 242916, 251405, 262570, 274260, 283402, 301686, 303645, 315084, 316052, 393855, 395065, 404860, 425103, 430980, 445346, 474078, 502810, 525140, 553091, 566804, 603372, 607290, 668019, 708505, 754215, 787710, 790130, 850206, 890692, 948156, 1005620, 1106182, 1113365, 1185195, 1214580, 1336038, 1417010, 1508430, 1558711, 1575420, 1580260, 1659273, 1700412, 2125515, 2212364, 2226730, 2370390, 2449403, 2672076, 2765455, 2834020, 3016860, 3117422, 3318546, 3340095, 4251030, 4453460, 4676133, 4740780, 4898806, 5530910, 6234844, 6637092, 6680190, 7348209, 7793555, 8296365, 8502060, 9352266, 9797612, 11061820, 12247015, 13360380, 14696418, 15587110, 16592730, 17145821, 18704532, 23380665, 24494030, 29392836, 31174220, 33185460, 34291642, 36741045, 46761330, 48988060, 51437463, 68583284, 73482090, 85729105, 93522660, 102874926, 146964180, 171458210, 205749852, 257187315, 342916420, 514374630, 1028749260]

約数ペア:

[(1, 1028749260), (2, 514374630), (3, 342916420), (4, 257187315), (5, 205749852), (6, 171458210), (7, 146964180), (10, 102874926), (11, 93522660), (12, 85729105), (14, 73482090), (15, 68583284), (20, 51437463), (21, 48988060), (22, 46761330), (28, 36741045), (30, 34291642), (31, 33185460), (33, 31174220), (35, 29392836), (42, 24494030), (44, 23380665), (55, 18704532), (60, 17145821), (62, 16592730), (66, 15587110), (70, 14696418), (77, 13360380), (84, 12247015), (93, 11061820), (105, 9797612), (110, 9352266), (121, 8502060), (124, 8296365), (132, 7793555), (140, 7348209), (154, 6680190), (155, 6637092), (165, 6234844), (186, 5530910), (210, 4898806), (217, 4740780), (220, 4676133), (231, 4453460), (242, 4251030), (308, 3340095), (310, 3318546), (330, 3117422), (341, 3016860), (363, 2834020), (372, 2765455), (385, 2672076), (420, 2449403), (434, 2370390), (462, 2226730), (465, 2212364), (484, 2125515), (605, 1700412), (620, 1659273), (651, 1580260), (653, 1575420), (660, 1558711), (682, 1508430), (726, 1417010), (770, 1336038), (847, 1214580), (868, 1185195), (924, 1113365), (930, 1106182), (1023, 1005620), (1085, 948156), (1155, 890692), (1210, 850206), (1302, 790130), (1306, 787710), (1364, 754215), (1452, 708505), (1540, 668019), (1694, 607290), (1705, 603372), (1815, 566804), (1860, 553091), (1959, 525140), (2046, 502810), (2170, 474078), (2310, 445346), (2387, 430980), (2420, 425103), (2541, 404860), (2604, 395065), (2612, 393855), (3255, 316052), (3265, 315084), (3388, 303645), (3410, 301686), (3630, 283402), (3751, 274260), (3918, 262570), (4092, 251405), (4235, 242916), (4340, 237039), (4571, 225060), (4620, 222673), (4774, 215490), (5082, 202430), (5115, 201124), (6510, 158026), (6530, 157542), (6820, 150843), (7161, 143660), (7183, 143220), (7260, 141701), (7502, 137130), (7836, 131285), (8470, 121458), (9142, 112530), (9548, 107745), (9795, 105028), (10164, 101215), (10230, 100562), (11253, 91420), (11935, 86196), (12705, 80972), (13020, 79013), (13060, 78771), (13713, 75020), (14322, 71830), (14366, 71610), (15004, 68565), (16940, 60729), (18284, 56265), (18755, 54852), (19590, 52514), (20243, 50820), (20460, 50281), (21549, 47740), (22506, 45710), (22855, 45012), (23870, 43098), (25410, 40486), (26257, 39180), (27426, 37510), (28644, 35915), (28732, 35805)]