231571620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 288

約数和(自身を含む): 896313600

約数和(自身を除く): 664741980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 28, 30, 34, 35, 36, 38, 42, 45, 51, 57, 60, 63, 68, 70, 76, 84, 85, 90, 95, 102, 105, 114, 119, 126, 133, 140, 153, 170, 171, 180, 190, 204, 210, 228, 238, 252, 255, 266, 285, 306, 315, 323, 340, 342, 357, 380, 399, 420, 476, 510, 532, 569, 570, 595, 612, 630, 646, 665, 684, 714, 765, 798, 855, 969, 1020, 1071, 1138, 1140, 1190, 1197, 1260, 1292, 1330, 1428, 1530, 1596, 1615, 1707, 1710, 1785, 1938, 1995, 2142, 2261, 2276, 2380, 2394, 2660, 2845, 2907, 3060, 3230, 3414, 3420, 3570, 3876, 3983, 3990, 4284, 4522, 4788, 4845, 5121, 5355, 5690, 5814, 5985, 6460, 6783, 6828, 7140, 7966, 7980, 8535, 9044, 9673, 9690, 10242, 10710, 10811, 11305, 11380, 11628, 11949, 11970, 13566, 14535, 15932, 17070, 19346, 19380, 19915, 20349, 20484, 21420, 21622, 22610, 23898, 23940, 25605, 27132, 29019, 29070, 32433, 33915, 34140, 35847, 38692, 39830, 40698, 43244, 45220, 47796, 48365, 51210, 54055, 58038, 58140, 59745, 64866, 67711, 67830, 71694, 75677, 79660, 81396, 87057, 96730, 97299, 101745, 102420, 108110, 116076, 119490, 129732, 135422, 135660, 143388, 145095, 151354, 162165, 174114, 179235, 183787, 193460, 194598, 203133, 203490, 216220, 227031, 238980, 270844, 290190, 302708, 324330, 338555, 348228, 358470, 367574, 378385, 389196, 406266, 406980, 435285, 454062, 486495, 551361, 580380, 609399, 648660, 677110, 681093, 716940, 735148, 756770, 812532, 870570, 908124, 918935, 972990, 1015665, 1102722, 1135155, 1218798, 1286509, 1354220, 1362186, 1513540, 1654083, 1741140, 1837870, 1945980, 2031330, 2205444, 2270310, 2437596, 2573018, 2724372, 2756805, 3046995, 3308166, 3405465, 3675740, 3859527, 4062660, 4540620, 5146036, 5513610, 6093990, 6432545, 6616332, 6810930, 7719054, 8270415, 11027220, 11578581, 12187980, 12865090, 13621860, 15438108, 16540830, 19297635, 23157162, 25730180, 33081660, 38595270, 46314324, 57892905, 77190540, 115785810, 231571620]

約数ペア:

[(1, 231571620), (2, 115785810), (3, 77190540), (4, 57892905), (5, 46314324), (6, 38595270), (7, 33081660), (9, 25730180), (10, 23157162), (12, 19297635), (14, 16540830), (15, 15438108), (17, 13621860), (18, 12865090), (19, 12187980), (20, 11578581), (21, 11027220), (28, 8270415), (30, 7719054), (34, 6810930), (35, 6616332), (36, 6432545), (38, 6093990), (42, 5513610), (45, 5146036), (51, 4540620), (57, 4062660), (60, 3859527), (63, 3675740), (68, 3405465), (70, 3308166), (76, 3046995), (84, 2756805), (85, 2724372), (90, 2573018), (95, 2437596), (102, 2270310), (105, 2205444), (114, 2031330), (119, 1945980), (126, 1837870), (133, 1741140), (140, 1654083), (153, 1513540), (170, 1362186), (171, 1354220), (180, 1286509), (190, 1218798), (204, 1135155), (210, 1102722), (228, 1015665), (238, 972990), (252, 918935), (255, 908124), (266, 870570), (285, 812532), (306, 756770), (315, 735148), (323, 716940), (340, 681093), (342, 677110), (357, 648660), (380, 609399), (399, 580380), (420, 551361), (476, 486495), (510, 454062), (532, 435285), (569, 406980), (570, 406266), (595, 389196), (612, 378385), (630, 367574), (646, 358470), (665, 348228), (684, 338555), (714, 324330), (765, 302708), (798, 290190), (855, 270844), (969, 238980), (1020, 227031), (1071, 216220), (1138, 203490), (1140, 203133), (1190, 194598), (1197, 193460), (1260, 183787), (1292, 179235), (1330, 174114), (1428, 162165), (1530, 151354), (1596, 145095), (1615, 143388), (1707, 135660), (1710, 135422), (1785, 129732), (1938, 119490), (1995, 116076), (2142, 108110), (2261, 102420), (2276, 101745), (2380, 97299), (2394, 96730), (2660, 87057), (2845, 81396), (2907, 79660), (3060, 75677), (3230, 71694), (3414, 67830), (3420, 67711), (3570, 64866), (3876, 59745), (3983, 58140), (3990, 58038), (4284, 54055), (4522, 51210), (4788, 48365), (4845, 47796), (5121, 45220), (5355, 43244), (5690, 40698), (5814, 39830), (5985, 38692), (6460, 35847), (6783, 34140), (6828, 33915), (7140, 32433), (7966, 29070), (7980, 29019), (8535, 27132), (9044, 25605), (9673, 23940), (9690, 23898), (10242, 22610), (10710, 21622), (10811, 21420), (11305, 20484), (11380, 20349), (11628, 19915), (11949, 19380), (11970, 19346), (13566, 17070), (14535, 15932)]