145832680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 395642880

約数和(自身を除く): 249810200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 53, 56, 62, 70, 106, 124, 140, 155, 212, 217, 248, 265, 280, 310, 317, 371, 424, 434, 530, 620, 634, 742, 868, 1060, 1085, 1240, 1268, 1484, 1585, 1643, 1736, 1855, 2120, 2170, 2219, 2536, 2968, 3170, 3286, 3710, 4340, 4438, 6340, 6572, 7420, 8215, 8680, 8876, 9827, 11095, 11501, 12680, 13144, 14840, 16430, 16801, 17752, 19654, 22190, 23002, 32860, 33602, 39308, 44380, 46004, 49135, 57505, 65720, 67204, 68789, 78616, 84005, 88760, 92008, 98270, 115010, 117607, 134408, 137578, 168010, 196540, 230020, 235214, 275156, 336020, 343945, 393080, 460040, 470428, 520831, 550312, 588035, 672040, 687890, 940856, 1041662, 1176070, 1375780, 2083324, 2352140, 2604155, 2751560, 3645817, 4166648, 4704280, 5208310, 7291634, 10416620, 14583268, 18229085, 20833240, 29166536, 36458170, 72916340, 145832680]

約数ペア:

[(1, 145832680), (2, 72916340), (4, 36458170), (5, 29166536), (7, 20833240), (8, 18229085), (10, 14583268), (14, 10416620), (20, 7291634), (28, 5208310), (31, 4704280), (35, 4166648), (40, 3645817), (53, 2751560), (56, 2604155), (62, 2352140), (70, 2083324), (106, 1375780), (124, 1176070), (140, 1041662), (155, 940856), (212, 687890), (217, 672040), (248, 588035), (265, 550312), (280, 520831), (310, 470428), (317, 460040), (371, 393080), (424, 343945), (434, 336020), (530, 275156), (620, 235214), (634, 230020), (742, 196540), (868, 168010), (1060, 137578), (1085, 134408), (1240, 117607), (1268, 115010), (1484, 98270), (1585, 92008), (1643, 88760), (1736, 84005), (1855, 78616), (2120, 68789), (2170, 67204), (2219, 65720), (2536, 57505), (2968, 49135), (3170, 46004), (3286, 44380), (3710, 39308), (4340, 33602), (4438, 32860), (6340, 23002), (6572, 22190), (7420, 19654), (8215, 17752), (8680, 16801), (8876, 16430), (9827, 14840), (11095, 13144), (11501, 12680)]