157494960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31249}}^1$

素因数の和:31275

約数の個数: 120

約数和(自身を含む): 604500000

約数和(自身を除く): 447005040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 31249, 62498, 93747, 124996, 156245, 187494, 218743, 249992, 281241, 312490, 374988, 437486, 468735, 499984, 562482, 624980, 656229, 749976, 874972, 937470, 1093715, 1124964, 1249960, 1312458, 1406205, 1499952, 1749944, 1874940, 1968687, 2187430, 2249928, 2499920, 2624916, 2812410, 3281145, 3499888, 3749880, 3937374, 4374860, 4499856, 5249832, 5624820, 6562290, 7499760, 7874748, 8749720, 9843435, 10499664, 11249640, 13124580, 15749496, 17499440, 19686870, 22499280, 26249160, 31498992, 39373740, 52498320, 78747480, 157494960]

約数ペア:

[(1, 157494960), (2, 78747480), (3, 52498320), (4, 39373740), (5, 31498992), (6, 26249160), (7, 22499280), (8, 19686870), (9, 17499440), (10, 15749496), (12, 13124580), (14, 11249640), (15, 10499664), (16, 9843435), (18, 8749720), (20, 7874748), (21, 7499760), (24, 6562290), (28, 5624820), (30, 5249832), (35, 4499856), (36, 4374860), (40, 3937374), (42, 3749880), (45, 3499888), (48, 3281145), (56, 2812410), (60, 2624916), (63, 2499920), (70, 2249928), (72, 2187430), (80, 1968687), (84, 1874940), (90, 1749944), (105, 1499952), (112, 1406205), (120, 1312458), (126, 1249960), (140, 1124964), (144, 1093715), (168, 937470), (180, 874972), (210, 749976), (240, 656229), (252, 624980), (280, 562482), (315, 499984), (336, 468735), (360, 437486), (420, 374988), (504, 312490), (560, 281241), (630, 249992), (720, 218743), (840, 187494), (1008, 156245), (1260, 124996), (1680, 93747), (2520, 62498), (5040, 31249)]