78747480

素因数分解:

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

素因数の和:31273

約数の個数: 96

約数和(自身を含む): 292500000

約数和(自身を除く): 213752520

約数列:

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

約数ペア:

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