191365720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2817

約数の個数: 128

約数和(自身を含む): 558028800

約数和(自身を除く): 366663080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1330, 1729, 1820, 1976, 2470, 2660, 2767, 3458, 3640, 4940, 5320, 5534, 6916, 8645, 9880, 11068, 13832, 13835, 17290, 19369, 22136, 27670, 34580, 35971, 38738, 52573, 55340, 69160, 71942, 77476, 96845, 105146, 110680, 143884, 154952, 179855, 193690, 210292, 251797, 262865, 287768, 359710, 368011, 387380, 420584, 503594, 525730, 683449, 719420, 736022, 774760, 1007188, 1051460, 1258985, 1366898, 1438840, 1472044, 1840055, 2014376, 2102920, 2517970, 2733796, 2944088, 3417245, 3680110, 4784143, 5035940, 5467592, 6834490, 7360220, 9568286, 10071880, 13668980, 14720440, 19136572, 23920715, 27337960, 38273144, 47841430, 95682860, 191365720]

約数ペア:

[(1, 191365720), (2, 95682860), (4, 47841430), (5, 38273144), (7, 27337960), (8, 23920715), (10, 19136572), (13, 14720440), (14, 13668980), (19, 10071880), (20, 9568286), (26, 7360220), (28, 6834490), (35, 5467592), (38, 5035940), (40, 4784143), (52, 3680110), (56, 3417245), (65, 2944088), (70, 2733796), (76, 2517970), (91, 2102920), (95, 2014376), (104, 1840055), (130, 1472044), (133, 1438840), (140, 1366898), (152, 1258985), (182, 1051460), (190, 1007188), (247, 774760), (260, 736022), (266, 719420), (280, 683449), (364, 525730), (380, 503594), (455, 420584), (494, 387380), (520, 368011), (532, 359710), (665, 287768), (728, 262865), (760, 251797), (910, 210292), (988, 193690), (1064, 179855), (1235, 154952), (1330, 143884), (1729, 110680), (1820, 105146), (1976, 96845), (2470, 77476), (2660, 71942), (2767, 69160), (3458, 55340), (3640, 52573), (4940, 38738), (5320, 35971), (5534, 34580), (6916, 27670), (8645, 22136), (9880, 19369), (11068, 17290), (13832, 13835)]