898693740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{521}}^1$

素因数の和:617

約数の個数: 216

約数和(自身を含む): 3208095072

約数和(自身を除く): 2309401332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 521, 555, 630, 666, 740, 777, 1036, 1042, 1110, 1260, 1295, 1332, 1369, 1554, 1563, 1665, 2084, 2220, 2331, 2590, 2605, 2738, 3108, 3126, 3330, 3647, 3885, 4107, 4662, 4689, 5180, 5210, 5476, 6252, 6660, 6845, 7294, 7770, 7815, 8214, 9324, 9378, 9583, 10420, 10941, 11655, 12321, 13690, 14588, 15540, 15630, 16428, 18235, 18756, 19166, 19277, 20535, 21882, 23310, 23445, 24642, 27380, 28749, 31260, 32823, 36470, 38332, 38554, 41070, 43764, 46620, 46890, 47915, 49284, 54705, 57498, 57831, 61605, 65646, 72940, 77108, 82140, 86247, 93780, 95830, 96385, 109410, 114996, 115662, 123210, 131292, 134939, 143745, 164115, 172494, 173493, 191660, 192770, 218820, 231324, 246420, 269878, 287490, 289155, 328230, 344988, 346986, 385540, 404817, 431235, 539756, 574980, 578310, 656460, 674695, 693972, 713249, 809634, 862470, 867465, 1156620, 1214451, 1349390, 1426498, 1619268, 1724940, 1734930, 2024085, 2139747, 2428902, 2698780, 2852996, 3469860, 3566245, 4048170, 4279494, 4857804, 4992743, 6072255, 6419241, 7132490, 8096340, 8558988, 9985486, 10698735, 12144510, 12838482, 14264980, 14978229, 19970972, 21397470, 24289020, 24963715, 25676964, 29956458, 32096205, 42794940, 44934687, 49927430, 59912916, 64192410, 74891145, 89869374, 99854860, 128384820, 149782290, 179738748, 224673435, 299564580, 449346870, 898693740]

約数ペア:

[(1, 898693740), (2, 449346870), (3, 299564580), (4, 224673435), (5, 179738748), (6, 149782290), (7, 128384820), (9, 99854860), (10, 89869374), (12, 74891145), (14, 64192410), (15, 59912916), (18, 49927430), (20, 44934687), (21, 42794940), (28, 32096205), (30, 29956458), (35, 25676964), (36, 24963715), (37, 24289020), (42, 21397470), (45, 19970972), (60, 14978229), (63, 14264980), (70, 12838482), (74, 12144510), (84, 10698735), (90, 9985486), (105, 8558988), (111, 8096340), (126, 7132490), (140, 6419241), (148, 6072255), (180, 4992743), (185, 4857804), (210, 4279494), (222, 4048170), (252, 3566245), (259, 3469860), (315, 2852996), (333, 2698780), (370, 2428902), (420, 2139747), (444, 2024085), (518, 1734930), (521, 1724940), (555, 1619268), (630, 1426498), (666, 1349390), (740, 1214451), (777, 1156620), (1036, 867465), (1042, 862470), (1110, 809634), (1260, 713249), (1295, 693972), (1332, 674695), (1369, 656460), (1554, 578310), (1563, 574980), (1665, 539756), (2084, 431235), (2220, 404817), (2331, 385540), (2590, 346986), (2605, 344988), (2738, 328230), (3108, 289155), (3126, 287490), (3330, 269878), (3647, 246420), (3885, 231324), (4107, 218820), (4662, 192770), (4689, 191660), (5180, 173493), (5210, 172494), (5476, 164115), (6252, 143745), (6660, 134939), (6845, 131292), (7294, 123210), (7770, 115662), (7815, 114996), (8214, 109410), (9324, 96385), (9378, 95830), (9583, 93780), (10420, 86247), (10941, 82140), (11655, 77108), (12321, 72940), (13690, 65646), (14588, 61605), (15540, 57831), (15630, 57498), (16428, 54705), (18235, 49284), (18756, 47915), (19166, 46890), (19277, 46620), (20535, 43764), (21882, 41070), (23310, 38554), (23445, 38332), (24642, 36470), (27380, 32823), (28749, 31260)]