147680520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 481299840

約数和(自身を除く): 333619320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 137, 156, 195, 260, 274, 312, 390, 411, 520, 548, 685, 691, 780, 822, 1096, 1370, 1382, 1560, 1644, 1781, 2055, 2073, 2740, 2764, 3288, 3455, 3562, 4110, 4146, 5343, 5480, 5528, 6910, 7124, 8220, 8292, 8905, 8983, 10365, 10686, 13820, 14248, 16440, 16584, 17810, 17966, 20730, 21372, 26715, 26949, 27640, 35620, 35932, 41460, 42744, 44915, 53430, 53898, 71240, 71864, 82920, 89830, 94667, 106860, 107796, 134745, 179660, 189334, 213720, 215592, 269490, 284001, 359320, 378668, 473335, 538980, 568002, 757336, 946670, 1077960, 1136004, 1230671, 1420005, 1893340, 2272008, 2461342, 2840010, 3692013, 3786680, 4922684, 5680020, 6153355, 7384026, 9845368, 11360040, 12306710, 14768052, 18460065, 24613420, 29536104, 36920130, 49226840, 73840260, 147680520]

約数ペア:

[(1, 147680520), (2, 73840260), (3, 49226840), (4, 36920130), (5, 29536104), (6, 24613420), (8, 18460065), (10, 14768052), (12, 12306710), (13, 11360040), (15, 9845368), (20, 7384026), (24, 6153355), (26, 5680020), (30, 4922684), (39, 3786680), (40, 3692013), (52, 2840010), (60, 2461342), (65, 2272008), (78, 1893340), (104, 1420005), (120, 1230671), (130, 1136004), (137, 1077960), (156, 946670), (195, 757336), (260, 568002), (274, 538980), (312, 473335), (390, 378668), (411, 359320), (520, 284001), (548, 269490), (685, 215592), (691, 213720), (780, 189334), (822, 179660), (1096, 134745), (1370, 107796), (1382, 106860), (1560, 94667), (1644, 89830), (1781, 82920), (2055, 71864), (2073, 71240), (2740, 53898), (2764, 53430), (3288, 44915), (3455, 42744), (3562, 41460), (4110, 35932), (4146, 35620), (5343, 27640), (5480, 26949), (5528, 26715), (6910, 21372), (7124, 20730), (8220, 17966), (8292, 17810), (8905, 16584), (8983, 16440), (10365, 14248), (10686, 13820)]