90757680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1579

約数の個数: 160

約数和(自身を含む): 319146240

約数和(自身を除く): 228388560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1531, 1560, 1976, 2280, 2470, 2964, 3062, 3120, 3705, 3952, 4560, 4593, 4940, 5928, 6124, 7410, 7655, 9186, 9880, 11856, 12248, 14820, 15310, 18372, 19760, 19903, 22965, 24496, 29089, 29640, 30620, 36744, 39806, 45930, 58178, 59280, 59709, 61240, 73488, 79612, 87267, 91860, 99515, 116356, 119418, 122480, 145445, 159224, 174534, 183720, 199030, 232712, 238836, 290890, 298545, 318448, 349068, 367440, 378157, 398060, 436335, 465424, 477672, 581780, 597090, 698136, 756314, 796120, 872670, 955344, 1134471, 1163560, 1194180, 1396272, 1512628, 1592240, 1745340, 1890785, 2268942, 2327120, 2388360, 3025256, 3490680, 3781570, 4537884, 4776720, 5672355, 6050512, 6981360, 7563140, 9075768, 11344710, 15126280, 18151536, 22689420, 30252560, 45378840, 90757680]

約数ペア:

[(1, 90757680), (2, 45378840), (3, 30252560), (4, 22689420), (5, 18151536), (6, 15126280), (8, 11344710), (10, 9075768), (12, 7563140), (13, 6981360), (15, 6050512), (16, 5672355), (19, 4776720), (20, 4537884), (24, 3781570), (26, 3490680), (30, 3025256), (38, 2388360), (39, 2327120), (40, 2268942), (48, 1890785), (52, 1745340), (57, 1592240), (60, 1512628), (65, 1396272), (76, 1194180), (78, 1163560), (80, 1134471), (95, 955344), (104, 872670), (114, 796120), (120, 756314), (130, 698136), (152, 597090), (156, 581780), (190, 477672), (195, 465424), (208, 436335), (228, 398060), (240, 378157), (247, 367440), (260, 349068), (285, 318448), (304, 298545), (312, 290890), (380, 238836), (390, 232712), (456, 199030), (494, 183720), (520, 174534), (570, 159224), (624, 145445), (741, 122480), (760, 119418), (780, 116356), (912, 99515), (988, 91860), (1040, 87267), (1140, 79612), (1235, 73488), (1482, 61240), (1520, 59709), (1531, 59280), (1560, 58178), (1976, 45930), (2280, 39806), (2470, 36744), (2964, 30620), (3062, 29640), (3120, 29089), (3705, 24496), (3952, 22965), (4560, 19903), (4593, 19760), (4940, 18372), (5928, 15310), (6124, 14820), (7410, 12248), (7655, 11856), (9186, 9880)]