397578480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2179

約数の個数: 160

約数和(自身を含む): 1349705280

約数和(自身を除く): 952126800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1220, 1464, 1560, 1586, 1830, 2089, 2379, 2440, 2928, 3120, 3172, 3660, 3965, 4178, 4758, 4880, 6267, 6344, 7320, 7930, 8356, 9516, 10445, 11895, 12534, 12688, 14640, 15860, 16712, 19032, 20890, 23790, 25068, 27157, 31335, 31720, 33424, 38064, 41780, 47580, 50136, 54314, 62670, 63440, 81471, 83560, 95160, 100272, 108628, 125340, 127429, 135785, 162942, 167120, 190320, 217256, 250680, 254858, 271570, 325884, 382287, 407355, 434512, 501360, 509716, 543140, 637145, 651768, 764574, 814710, 1019432, 1086280, 1274290, 1303536, 1529148, 1629420, 1656577, 1911435, 2038864, 2172560, 2548580, 3058296, 3258840, 3313154, 3822870, 4969731, 5097160, 6116592, 6517680, 6626308, 7645740, 8282885, 9939462, 10194320, 13252616, 15291480, 16565770, 19878924, 24848655, 26505232, 30582960, 33131540, 39757848, 49697310, 66263080, 79515696, 99394620, 132526160, 198789240, 397578480]

約数ペア:

[(1, 397578480), (2, 198789240), (3, 132526160), (4, 99394620), (5, 79515696), (6, 66263080), (8, 49697310), (10, 39757848), (12, 33131540), (13, 30582960), (15, 26505232), (16, 24848655), (20, 19878924), (24, 16565770), (26, 15291480), (30, 13252616), (39, 10194320), (40, 9939462), (48, 8282885), (52, 7645740), (60, 6626308), (61, 6517680), (65, 6116592), (78, 5097160), (80, 4969731), (104, 3822870), (120, 3313154), (122, 3258840), (130, 3058296), (156, 2548580), (183, 2172560), (195, 2038864), (208, 1911435), (240, 1656577), (244, 1629420), (260, 1529148), (305, 1303536), (312, 1274290), (366, 1086280), (390, 1019432), (488, 814710), (520, 764574), (610, 651768), (624, 637145), (732, 543140), (780, 509716), (793, 501360), (915, 434512), (976, 407355), (1040, 382287), (1220, 325884), (1464, 271570), (1560, 254858), (1586, 250680), (1830, 217256), (2089, 190320), (2379, 167120), (2440, 162942), (2928, 135785), (3120, 127429), (3172, 125340), (3660, 108628), (3965, 100272), (4178, 95160), (4758, 83560), (4880, 81471), (6267, 63440), (6344, 62670), (7320, 54314), (7930, 50136), (8356, 47580), (9516, 41780), (10445, 38064), (11895, 33424), (12534, 31720), (12688, 31335), (14640, 27157), (15860, 25068), (16712, 23790), (19032, 20890)]