181515360

素因数分解:

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

素因数の和:1581

約数の個数: 192

約数和(自身を含む): 648587520

約数和(自身を除く): 467072160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 416, 456, 480, 494, 520, 570, 608, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1248, 1482, 1520, 1531, 1560, 1824, 1976, 2080, 2280, 2470, 2964, 3040, 3062, 3120, 3705, 3952, 4560, 4593, 4940, 5928, 6124, 6240, 7410, 7655, 7904, 9120, 9186, 9880, 11856, 12248, 14820, 15310, 18372, 19760, 19903, 22965, 23712, 24496, 29089, 29640, 30620, 36744, 39520, 39806, 45930, 48992, 58178, 59280, 59709, 61240, 73488, 79612, 87267, 91860, 99515, 116356, 118560, 119418, 122480, 145445, 146976, 159224, 174534, 183720, 199030, 232712, 238836, 244960, 290890, 298545, 318448, 349068, 367440, 378157, 398060, 436335, 465424, 477672, 581780, 597090, 636896, 698136, 734880, 756314, 796120, 872670, 930848, 955344, 1134471, 1163560, 1194180, 1396272, 1512628, 1592240, 1745340, 1890785, 1910688, 2268942, 2327120, 2388360, 2792544, 3025256, 3184480, 3490680, 3781570, 4537884, 4654240, 4776720, 5672355, 6050512, 6981360, 7563140, 9075768, 9553440, 11344710, 12101024, 13962720, 15126280, 18151536, 22689420, 30252560, 36303072, 45378840, 60505120, 90757680, 181515360]

約数ペア:

[(1, 181515360), (2, 90757680), (3, 60505120), (4, 45378840), (5, 36303072), (6, 30252560), (8, 22689420), (10, 18151536), (12, 15126280), (13, 13962720), (15, 12101024), (16, 11344710), (19, 9553440), (20, 9075768), (24, 7563140), (26, 6981360), (30, 6050512), (32, 5672355), (38, 4776720), (39, 4654240), (40, 4537884), (48, 3781570), (52, 3490680), (57, 3184480), (60, 3025256), (65, 2792544), (76, 2388360), (78, 2327120), (80, 2268942), (95, 1910688), (96, 1890785), (104, 1745340), (114, 1592240), (120, 1512628), (130, 1396272), (152, 1194180), (156, 1163560), (160, 1134471), (190, 955344), (195, 930848), (208, 872670), (228, 796120), (240, 756314), (247, 734880), (260, 698136), (285, 636896), (304, 597090), (312, 581780), (380, 477672), (390, 465424), (416, 436335), (456, 398060), (480, 378157), (494, 367440), (520, 349068), (570, 318448), (608, 298545), (624, 290890), (741, 244960), (760, 238836), (780, 232712), (912, 199030), (988, 183720), (1040, 174534), (1140, 159224), (1235, 146976), (1248, 145445), (1482, 122480), (1520, 119418), (1531, 118560), (1560, 116356), (1824, 99515), (1976, 91860), (2080, 87267), (2280, 79612), (2470, 73488), (2964, 61240), (3040, 59709), (3062, 59280), (3120, 58178), (3705, 48992), (3952, 45930), (4560, 39806), (4593, 39520), (4940, 36744), (5928, 30620), (6124, 29640), (6240, 29089), (7410, 24496), (7655, 23712), (7904, 22965), (9120, 19903), (9186, 19760), (9880, 18372), (11856, 15310), (12248, 14820)]