2015921320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6277}}^1$

素因数の和:6363

約数の個数: 128

約数和(自身を含む): 5496514560

約数和(自身を除く): 3480593240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 434, 518, 620, 740, 868, 1036, 1085, 1147, 1240, 1295, 1480, 1736, 2072, 2170, 2294, 2590, 4340, 4588, 5180, 5735, 6277, 8029, 8680, 9176, 10360, 11470, 12554, 16058, 22940, 25108, 31385, 32116, 40145, 43939, 45880, 50216, 62770, 64232, 80290, 87878, 125540, 160580, 175756, 194587, 219695, 232249, 251080, 321160, 351512, 389174, 439390, 464498, 778348, 878780, 928996, 972935, 1161245, 1362109, 1556696, 1625743, 1757560, 1857992, 1945870, 2322490, 2724218, 3251486, 3891740, 4644980, 5448436, 6502972, 6810545, 7199719, 7783480, 8128715, 9289960, 10896872, 13005944, 13621090, 14399438, 16257430, 27242180, 28798876, 32514860, 35998595, 50398033, 54484360, 57597752, 65029720, 71997190, 100796066, 143994380, 201592132, 251990165, 287988760, 403184264, 503980330, 1007960660, 2015921320]

約数ペア:

[(1, 2015921320), (2, 1007960660), (4, 503980330), (5, 403184264), (7, 287988760), (8, 251990165), (10, 201592132), (14, 143994380), (20, 100796066), (28, 71997190), (31, 65029720), (35, 57597752), (37, 54484360), (40, 50398033), (56, 35998595), (62, 32514860), (70, 28798876), (74, 27242180), (124, 16257430), (140, 14399438), (148, 13621090), (155, 13005944), (185, 10896872), (217, 9289960), (248, 8128715), (259, 7783480), (280, 7199719), (296, 6810545), (310, 6502972), (370, 5448436), (434, 4644980), (518, 3891740), (620, 3251486), (740, 2724218), (868, 2322490), (1036, 1945870), (1085, 1857992), (1147, 1757560), (1240, 1625743), (1295, 1556696), (1480, 1362109), (1736, 1161245), (2072, 972935), (2170, 928996), (2294, 878780), (2590, 778348), (4340, 464498), (4588, 439390), (5180, 389174), (5735, 351512), (6277, 321160), (8029, 251080), (8680, 232249), (9176, 219695), (10360, 194587), (11470, 175756), (12554, 160580), (16058, 125540), (22940, 87878), (25108, 80290), (31385, 64232), (32116, 62770), (40145, 50216), (43939, 45880)]