68952780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 228708480

約数和(自身を除く): 159755700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 316, 373, 390, 395, 468, 474, 585, 711, 746, 780, 790, 948, 1027, 1119, 1170, 1185, 1422, 1492, 1580, 1865, 2054, 2238, 2340, 2370, 2844, 3081, 3357, 3555, 3730, 4108, 4476, 4740, 4849, 5135, 5595, 6162, 6714, 7110, 7460, 9243, 9698, 10270, 11190, 12324, 13428, 14220, 14547, 15405, 16785, 18486, 19396, 20540, 22380, 24245, 29094, 29467, 30810, 33570, 36972, 43641, 46215, 48490, 58188, 58934, 61620, 67140, 72735, 87282, 88401, 92430, 96980, 117868, 145470, 147335, 174564, 176802, 184860, 218205, 265203, 290940, 294670, 353604, 383071, 436410, 442005, 530406, 589340, 766142, 872820, 884010, 1060812, 1149213, 1326015, 1532284, 1768020, 1915355, 2298426, 2652030, 3447639, 3830710, 4596852, 5304060, 5746065, 6895278, 7661420, 11492130, 13790556, 17238195, 22984260, 34476390, 68952780]

約数ペア:

[(1, 68952780), (2, 34476390), (3, 22984260), (4, 17238195), (5, 13790556), (6, 11492130), (9, 7661420), (10, 6895278), (12, 5746065), (13, 5304060), (15, 4596852), (18, 3830710), (20, 3447639), (26, 2652030), (30, 2298426), (36, 1915355), (39, 1768020), (45, 1532284), (52, 1326015), (60, 1149213), (65, 1060812), (78, 884010), (79, 872820), (90, 766142), (117, 589340), (130, 530406), (156, 442005), (158, 436410), (180, 383071), (195, 353604), (234, 294670), (237, 290940), (260, 265203), (316, 218205), (373, 184860), (390, 176802), (395, 174564), (468, 147335), (474, 145470), (585, 117868), (711, 96980), (746, 92430), (780, 88401), (790, 87282), (948, 72735), (1027, 67140), (1119, 61620), (1170, 58934), (1185, 58188), (1422, 48490), (1492, 46215), (1580, 43641), (1865, 36972), (2054, 33570), (2238, 30810), (2340, 29467), (2370, 29094), (2844, 24245), (3081, 22380), (3357, 20540), (3555, 19396), (3730, 18486), (4108, 16785), (4476, 15405), (4740, 14547), (4849, 14220), (5135, 13428), (5595, 12324), (6162, 11190), (6714, 10270), (7110, 9698), (7460, 9243)]