1911420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 144

約数和(自身を含む): 6971328

約数和(自身を除く): 5059908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 41, 42, 45, 60, 63, 70, 74, 82, 84, 90, 105, 111, 123, 126, 140, 148, 164, 180, 185, 205, 210, 222, 246, 252, 259, 287, 315, 333, 369, 370, 410, 420, 444, 492, 518, 555, 574, 615, 630, 666, 738, 740, 777, 820, 861, 1036, 1110, 1148, 1230, 1260, 1295, 1332, 1435, 1476, 1517, 1554, 1665, 1722, 1845, 2220, 2331, 2460, 2583, 2590, 2870, 3034, 3108, 3330, 3444, 3690, 3885, 4305, 4551, 4662, 5166, 5180, 5740, 6068, 6660, 7380, 7585, 7770, 8610, 9102, 9324, 10332, 10619, 11655, 12915, 13653, 15170, 15540, 17220, 18204, 21238, 22755, 23310, 25830, 27306, 30340, 31857, 42476, 45510, 46620, 51660, 53095, 54612, 63714, 68265, 91020, 95571, 106190, 127428, 136530, 159285, 191142, 212380, 273060, 318570, 382284, 477855, 637140, 955710, 1911420]

約数ペア:

[(1, 1911420), (2, 955710), (3, 637140), (4, 477855), (5, 382284), (6, 318570), (7, 273060), (9, 212380), (10, 191142), (12, 159285), (14, 136530), (15, 127428), (18, 106190), (20, 95571), (21, 91020), (28, 68265), (30, 63714), (35, 54612), (36, 53095), (37, 51660), (41, 46620), (42, 45510), (45, 42476), (60, 31857), (63, 30340), (70, 27306), (74, 25830), (82, 23310), (84, 22755), (90, 21238), (105, 18204), (111, 17220), (123, 15540), (126, 15170), (140, 13653), (148, 12915), (164, 11655), (180, 10619), (185, 10332), (205, 9324), (210, 9102), (222, 8610), (246, 7770), (252, 7585), (259, 7380), (287, 6660), (315, 6068), (333, 5740), (369, 5180), (370, 5166), (410, 4662), (420, 4551), (444, 4305), (492, 3885), (518, 3690), (555, 3444), (574, 3330), (615, 3108), (630, 3034), (666, 2870), (738, 2590), (740, 2583), (777, 2460), (820, 2331), (861, 2220), (1036, 1845), (1110, 1722), (1148, 1665), (1230, 1554), (1260, 1517), (1295, 1476), (1332, 1435)]