181367760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1213}}^1$

素因数の和:1325

約数の個数: 160

約数和(自身を含む): 650315520

約数和(自身を除く): 468947760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 105, 112, 120, 140, 168, 178, 210, 240, 267, 280, 336, 356, 420, 445, 534, 560, 623, 712, 840, 890, 1068, 1213, 1246, 1335, 1424, 1680, 1780, 1869, 2136, 2426, 2492, 2670, 3115, 3560, 3639, 3738, 4272, 4852, 4984, 5340, 6065, 6230, 7120, 7278, 7476, 8491, 9345, 9704, 9968, 10680, 12130, 12460, 14556, 14952, 16982, 18195, 18690, 19408, 21360, 24260, 24920, 25473, 29112, 29904, 33964, 36390, 37380, 42455, 48520, 49840, 50946, 58224, 67928, 72780, 74760, 84910, 97040, 101892, 107957, 127365, 135856, 145560, 149520, 169820, 203784, 215914, 254730, 291120, 323871, 339640, 407568, 431828, 509460, 539785, 647742, 679280, 755699, 863656, 1018920, 1079570, 1295484, 1511398, 1619355, 1727312, 2037840, 2159140, 2267097, 2590968, 3022796, 3238710, 3778495, 4318280, 4534194, 5181936, 6045592, 6477420, 7556990, 8636560, 9068388, 11335485, 12091184, 12954840, 15113980, 18136776, 22670970, 25909680, 30227960, 36273552, 45341940, 60455920, 90683880, 181367760]

約数ペア:

[(1, 181367760), (2, 90683880), (3, 60455920), (4, 45341940), (5, 36273552), (6, 30227960), (7, 25909680), (8, 22670970), (10, 18136776), (12, 15113980), (14, 12954840), (15, 12091184), (16, 11335485), (20, 9068388), (21, 8636560), (24, 7556990), (28, 6477420), (30, 6045592), (35, 5181936), (40, 4534194), (42, 4318280), (48, 3778495), (56, 3238710), (60, 3022796), (70, 2590968), (80, 2267097), (84, 2159140), (89, 2037840), (105, 1727312), (112, 1619355), (120, 1511398), (140, 1295484), (168, 1079570), (178, 1018920), (210, 863656), (240, 755699), (267, 679280), (280, 647742), (336, 539785), (356, 509460), (420, 431828), (445, 407568), (534, 339640), (560, 323871), (623, 291120), (712, 254730), (840, 215914), (890, 203784), (1068, 169820), (1213, 149520), (1246, 145560), (1335, 135856), (1424, 127365), (1680, 107957), (1780, 101892), (1869, 97040), (2136, 84910), (2426, 74760), (2492, 72780), (2670, 67928), (3115, 58224), (3560, 50946), (3639, 49840), (3738, 48520), (4272, 42455), (4852, 37380), (4984, 36390), (5340, 33964), (6065, 29904), (6230, 29112), (7120, 25473), (7278, 24920), (7476, 24260), (8491, 21360), (9345, 19408), (9704, 18690), (9968, 18195), (10680, 16982), (12130, 14952), (12460, 14556)]