313667120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2767}}^1$

素因数の和:2902

約数の個数: 80

約数和(自身を含む): 792865920

約数和(自身を除く): 479198800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 436, 520, 545, 872, 1040, 1090, 1417, 1744, 2180, 2767, 2834, 4360, 5534, 5668, 7085, 8720, 11068, 11336, 13835, 14170, 22136, 22672, 27670, 28340, 35971, 44272, 55340, 56680, 71942, 110680, 113360, 143884, 179855, 221360, 287768, 301603, 359710, 575536, 603206, 719420, 1206412, 1438840, 1508015, 2412824, 2877680, 3016030, 3920839, 4825648, 6032060, 7841678, 12064120, 15683356, 19604195, 24128240, 31366712, 39208390, 62733424, 78416780, 156833560, 313667120]

約数ペア:

[(1, 313667120), (2, 156833560), (4, 78416780), (5, 62733424), (8, 39208390), (10, 31366712), (13, 24128240), (16, 19604195), (20, 15683356), (26, 12064120), (40, 7841678), (52, 6032060), (65, 4825648), (80, 3920839), (104, 3016030), (109, 2877680), (130, 2412824), (208, 1508015), (218, 1438840), (260, 1206412), (436, 719420), (520, 603206), (545, 575536), (872, 359710), (1040, 301603), (1090, 287768), (1417, 221360), (1744, 179855), (2180, 143884), (2767, 113360), (2834, 110680), (4360, 71942), (5534, 56680), (5668, 55340), (7085, 44272), (8720, 35971), (11068, 28340), (11336, 27670), (13835, 22672), (14170, 22136)]