1901027880

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:764

約数の個数: 256

約数和(自身を含む): 6631372800

約数和(自身を除く): 4730344920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 701, 729, 744, 810, 837, 930, 972, 1080, 1116, 1215, 1240, 1395, 1402, 1458, 1620, 1674, 1860, 1944, 2103, 2187, 2232, 2430, 2511, 2790, 2804, 2916, 3240, 3348, 3505, 3645, 3720, 4185, 4206, 4374, 4860, 5022, 5580, 5608, 5832, 6309, 6696, 7010, 7290, 7533, 8370, 8412, 8748, 9720, 10044, 10515, 10935, 11160, 12555, 12618, 14020, 14580, 15066, 16740, 16824, 17496, 18927, 20088, 21030, 21731, 21870, 22599, 25110, 25236, 28040, 29160, 30132, 31545, 33480, 37665, 37854, 42060, 43462, 43740, 45198, 50220, 50472, 56781, 60264, 63090, 65193, 67797, 75330, 75708, 84120, 86924, 87480, 90396, 94635, 100440, 108655, 112995, 113562, 126180, 130386, 135594, 150660, 151416, 170343, 173848, 180792, 189270, 195579, 217310, 225990, 227124, 252360, 260772, 271188, 283905, 301320, 325965, 338985, 340686, 378540, 391158, 434620, 451980, 454248, 511029, 521544, 542376, 567810, 586737, 651930, 677970, 681372, 757080, 782316, 851715, 869240, 903960, 977895, 1022058, 1135620, 1173474, 1303860, 1355940, 1362744, 1533087, 1564632, 1703430, 1760211, 1955790, 2044116, 2271240, 2346948, 2555145, 2607720, 2711880, 2933685, 3066174, 3406860, 3520422, 3911580, 4088232, 4693896, 5110290, 5280633, 5867370, 6132348, 6813720, 7040844, 7665435, 7823160, 8801055, 10220580, 10561266, 11734740, 12264696, 14081688, 15330870, 15841899, 17602110, 20441160, 21122532, 23469480, 26403165, 30661740, 31683798, 35204220, 42245064, 47525697, 52806330, 61323480, 63367596, 70408440, 79209495, 95051394, 105612660, 126735192, 158418990, 190102788, 211225320, 237628485, 316837980, 380205576, 475256970, 633675960, 950513940, 1901027880]

約数ペア:

[(1, 1901027880), (2, 950513940), (3, 633675960), (4, 475256970), (5, 380205576), (6, 316837980), (8, 237628485), (9, 211225320), (10, 190102788), (12, 158418990), (15, 126735192), (18, 105612660), (20, 95051394), (24, 79209495), (27, 70408440), (30, 63367596), (31, 61323480), (36, 52806330), (40, 47525697), (45, 42245064), (54, 35204220), (60, 31683798), (62, 30661740), (72, 26403165), (81, 23469480), (90, 21122532), (93, 20441160), (108, 17602110), (120, 15841899), (124, 15330870), (135, 14081688), (155, 12264696), (162, 11734740), (180, 10561266), (186, 10220580), (216, 8801055), (243, 7823160), (248, 7665435), (270, 7040844), (279, 6813720), (310, 6132348), (324, 5867370), (360, 5280633), (372, 5110290), (405, 4693896), (465, 4088232), (486, 3911580), (540, 3520422), (558, 3406860), (620, 3066174), (648, 2933685), (701, 2711880), (729, 2607720), (744, 2555145), (810, 2346948), (837, 2271240), (930, 2044116), (972, 1955790), (1080, 1760211), (1116, 1703430), (1215, 1564632), (1240, 1533087), (1395, 1362744), (1402, 1355940), (1458, 1303860), (1620, 1173474), (1674, 1135620), (1860, 1022058), (1944, 977895), (2103, 903960), (2187, 869240), (2232, 851715), (2430, 782316), (2511, 757080), (2790, 681372), (2804, 677970), (2916, 651930), (3240, 586737), (3348, 567810), (3505, 542376), (3645, 521544), (3720, 511029), (4185, 454248), (4206, 451980), (4374, 434620), (4860, 391158), (5022, 378540), (5580, 340686), (5608, 338985), (5832, 325965), (6309, 301320), (6696, 283905), (7010, 271188), (7290, 260772), (7533, 252360), (8370, 227124), (8412, 225990), (8748, 217310), (9720, 195579), (10044, 189270), (10515, 180792), (10935, 173848), (11160, 170343), (12555, 151416), (12618, 150660), (14020, 135594), (14580, 130386), (15066, 126180), (16740, 113562), (16824, 112995), (17496, 108655), (18927, 100440), (20088, 94635), (21030, 90396), (21731, 87480), (21870, 86924), (22599, 84120), (25110, 75708), (25236, 75330), (28040, 67797), (29160, 65193), (30132, 63090), (31545, 60264), (33480, 56781), (37665, 50472), (37854, 50220), (42060, 45198), (43462, 43740)]