14781520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 37778832

約数和(自身を除く): 22997312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 233, 244, 260, 305, 466, 488, 520, 610, 793, 932, 976, 1040, 1165, 1220, 1586, 1864, 2330, 2440, 3029, 3172, 3728, 3965, 4660, 4880, 6058, 6344, 7930, 9320, 12116, 12688, 14213, 15145, 15860, 18640, 24232, 28426, 30290, 31720, 48464, 56852, 60580, 63440, 71065, 113704, 121160, 142130, 184769, 227408, 242320, 284260, 369538, 568520, 739076, 923845, 1137040, 1478152, 1847690, 2956304, 3695380, 7390760, 14781520]

約数ペア:

[(1, 14781520), (2, 7390760), (4, 3695380), (5, 2956304), (8, 1847690), (10, 1478152), (13, 1137040), (16, 923845), (20, 739076), (26, 568520), (40, 369538), (52, 284260), (61, 242320), (65, 227408), (80, 184769), (104, 142130), (122, 121160), (130, 113704), (208, 71065), (233, 63440), (244, 60580), (260, 56852), (305, 48464), (466, 31720), (488, 30290), (520, 28426), (610, 24232), (793, 18640), (932, 15860), (976, 15145), (1040, 14213), (1165, 12688), (1220, 12116), (1586, 9320), (1864, 7930), (2330, 6344), (2440, 6058), (3029, 4880), (3172, 4660), (3728, 3965)]