6431880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 256

約数和(自身を含む): 25804800

約数和(自身を除く): 19372920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 31, 35, 38, 39, 40, 42, 52, 56, 57, 60, 62, 65, 70, 76, 78, 84, 91, 93, 95, 104, 105, 114, 120, 124, 130, 133, 140, 152, 155, 156, 168, 182, 186, 190, 195, 210, 217, 228, 247, 248, 260, 266, 273, 280, 285, 310, 312, 364, 372, 380, 390, 399, 403, 420, 434, 455, 456, 465, 494, 520, 532, 546, 570, 589, 620, 651, 665, 728, 741, 744, 760, 780, 798, 806, 840, 868, 910, 930, 988, 1064, 1085, 1092, 1140, 1178, 1209, 1235, 1240, 1302, 1330, 1365, 1482, 1560, 1596, 1612, 1729, 1736, 1767, 1820, 1860, 1976, 1995, 2015, 2170, 2184, 2280, 2356, 2418, 2470, 2604, 2660, 2730, 2821, 2945, 2964, 3192, 3224, 3255, 3458, 3534, 3640, 3705, 3720, 3990, 4030, 4123, 4340, 4712, 4836, 4940, 5187, 5208, 5320, 5460, 5642, 5890, 5928, 6045, 6510, 6916, 7068, 7410, 7657, 7980, 8060, 8246, 8463, 8645, 8680, 8835, 9672, 9880, 10374, 10920, 11284, 11780, 12090, 12369, 13020, 13832, 14105, 14136, 14820, 15314, 15960, 16120, 16492, 16926, 17290, 17670, 20615, 20748, 22568, 22971, 23560, 24180, 24738, 25935, 26040, 28210, 29640, 30628, 32984, 33852, 34580, 35340, 38285, 41230, 41496, 42315, 45942, 48360, 49476, 51870, 53599, 56420, 61256, 61845, 67704, 69160, 70680, 76570, 82460, 84630, 91884, 98952, 103740, 107198, 112840, 114855, 123690, 153140, 160797, 164920, 169260, 183768, 207480, 214396, 229710, 247380, 267995, 306280, 321594, 338520, 428792, 459420, 494760, 535990, 643188, 803985, 918840, 1071980, 1286376, 1607970, 2143960, 3215940, 6431880]

約数ペア:

[(1, 6431880), (2, 3215940), (3, 2143960), (4, 1607970), (5, 1286376), (6, 1071980), (7, 918840), (8, 803985), (10, 643188), (12, 535990), (13, 494760), (14, 459420), (15, 428792), (19, 338520), (20, 321594), (21, 306280), (24, 267995), (26, 247380), (28, 229710), (30, 214396), (31, 207480), (35, 183768), (38, 169260), (39, 164920), (40, 160797), (42, 153140), (52, 123690), (56, 114855), (57, 112840), (60, 107198), (62, 103740), (65, 98952), (70, 91884), (76, 84630), (78, 82460), (84, 76570), (91, 70680), (93, 69160), (95, 67704), (104, 61845), (105, 61256), (114, 56420), (120, 53599), (124, 51870), (130, 49476), (133, 48360), (140, 45942), (152, 42315), (155, 41496), (156, 41230), (168, 38285), (182, 35340), (186, 34580), (190, 33852), (195, 32984), (210, 30628), (217, 29640), (228, 28210), (247, 26040), (248, 25935), (260, 24738), (266, 24180), (273, 23560), (280, 22971), (285, 22568), (310, 20748), (312, 20615), (364, 17670), (372, 17290), (380, 16926), (390, 16492), (399, 16120), (403, 15960), (420, 15314), (434, 14820), (455, 14136), (456, 14105), (465, 13832), (494, 13020), (520, 12369), (532, 12090), (546, 11780), (570, 11284), (589, 10920), (620, 10374), (651, 9880), (665, 9672), (728, 8835), (741, 8680), (744, 8645), (760, 8463), (780, 8246), (798, 8060), (806, 7980), (840, 7657), (868, 7410), (910, 7068), (930, 6916), (988, 6510), (1064, 6045), (1085, 5928), (1092, 5890), (1140, 5642), (1178, 5460), (1209, 5320), (1235, 5208), (1240, 5187), (1302, 4940), (1330, 4836), (1365, 4712), (1482, 4340), (1560, 4123), (1596, 4030), (1612, 3990), (1729, 3720), (1736, 3705), (1767, 3640), (1820, 3534), (1860, 3458), (1976, 3255), (1995, 3224), (2015, 3192), (2170, 2964), (2184, 2945), (2280, 2821), (2356, 2730), (2418, 2660), (2470, 2604)]