39981240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8543}}^1$

素因数の和:8573

約数の個数: 96

約数和(自身を含む): 139950720

約数和(自身を除く): 99969480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 8543, 17086, 25629, 34172, 42715, 51258, 68344, 76887, 85430, 102516, 111059, 128145, 153774, 170860, 205032, 222118, 256290, 307548, 333177, 341720, 384435, 444236, 512580, 555295, 615096, 666354, 768870, 888472, 999531, 1025160, 1110590, 1332708, 1537740, 1665885, 1999062, 2221180, 2665416, 3075480, 3331770, 3998124, 4442360, 4997655, 6663540, 7996248, 9995310, 13327080, 19990620, 39981240]

約数ペア:

[(1, 39981240), (2, 19990620), (3, 13327080), (4, 9995310), (5, 7996248), (6, 6663540), (8, 4997655), (9, 4442360), (10, 3998124), (12, 3331770), (13, 3075480), (15, 2665416), (18, 2221180), (20, 1999062), (24, 1665885), (26, 1537740), (30, 1332708), (36, 1110590), (39, 1025160), (40, 999531), (45, 888472), (52, 768870), (60, 666354), (65, 615096), (72, 555295), (78, 512580), (90, 444236), (104, 384435), (117, 341720), (120, 333177), (130, 307548), (156, 256290), (180, 222118), (195, 205032), (234, 170860), (260, 153774), (312, 128145), (360, 111059), (390, 102516), (468, 85430), (520, 76887), (585, 68344), (780, 51258), (936, 42715), (1170, 34172), (1560, 25629), (2340, 17086), (4680, 8543)]