72348640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4969}}^1$

素因数の和:5004

約数の個数: 96

約数和(自身を含む): 210409920

約数和(自身を除く): 138061280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4969, 7280, 9938, 14560, 19876, 24845, 34783, 39752, 49690, 64597, 69566, 79504, 99380, 129194, 139132, 159008, 173915, 198760, 258388, 278264, 322985, 347830, 397520, 452179, 516776, 556528, 645970, 695660, 795040, 904358, 1033552, 1113056, 1291940, 1391320, 1808716, 2067104, 2260895, 2583880, 2782640, 3617432, 4521790, 5167760, 5565280, 7234864, 9043580, 10335520, 14469728, 18087160, 36174320, 72348640]

約数ペア:

[(1, 72348640), (2, 36174320), (4, 18087160), (5, 14469728), (7, 10335520), (8, 9043580), (10, 7234864), (13, 5565280), (14, 5167760), (16, 4521790), (20, 3617432), (26, 2782640), (28, 2583880), (32, 2260895), (35, 2067104), (40, 1808716), (52, 1391320), (56, 1291940), (65, 1113056), (70, 1033552), (80, 904358), (91, 795040), (104, 695660), (112, 645970), (130, 556528), (140, 516776), (160, 452179), (182, 397520), (208, 347830), (224, 322985), (260, 278264), (280, 258388), (364, 198760), (416, 173915), (455, 159008), (520, 139132), (560, 129194), (728, 99380), (910, 79504), (1040, 69566), (1120, 64597), (1456, 49690), (1820, 39752), (2080, 34783), (2912, 24845), (3640, 19876), (4969, 14560), (7280, 9938)]