65678640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{967}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 204534528

約数和(自身を除く): 138855888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 283, 566, 849, 967, 1132, 1415, 1698, 1934, 2264, 2830, 2901, 3396, 3868, 4245, 4528, 4835, 5660, 5802, 6792, 7736, 8490, 9670, 11320, 11604, 13584, 14505, 15472, 16980, 19340, 22640, 23208, 29010, 33960, 38680, 46416, 58020, 67920, 77360, 116040, 232080, 273661, 547322, 820983, 1094644, 1368305, 1641966, 2189288, 2736610, 3283932, 4104915, 4378576, 5473220, 6567864, 8209830, 10946440, 13135728, 16419660, 21892880, 32839320, 65678640]

約数ペア:

[(1, 65678640), (2, 32839320), (3, 21892880), (4, 16419660), (5, 13135728), (6, 10946440), (8, 8209830), (10, 6567864), (12, 5473220), (15, 4378576), (16, 4104915), (20, 3283932), (24, 2736610), (30, 2189288), (40, 1641966), (48, 1368305), (60, 1094644), (80, 820983), (120, 547322), (240, 273661), (283, 232080), (566, 116040), (849, 77360), (967, 67920), (1132, 58020), (1415, 46416), (1698, 38680), (1934, 33960), (2264, 29010), (2830, 23208), (2901, 22640), (3396, 19340), (3868, 16980), (4245, 15472), (4528, 14505), (4835, 13584), (5660, 11604), (5802, 11320), (6792, 9670), (7736, 8490)]