557920020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1$

素因数の和:710

約数の個数: 192

約数和(自身を含む): 1871364096

約数和(自身を除く): 1313444076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 73, 84, 93, 105, 124, 140, 146, 155, 186, 210, 217, 219, 292, 310, 365, 372, 420, 434, 438, 465, 511, 587, 620, 651, 730, 868, 876, 930, 1022, 1085, 1095, 1174, 1302, 1460, 1533, 1761, 1860, 2044, 2170, 2190, 2263, 2348, 2555, 2604, 2935, 3066, 3255, 3522, 4109, 4340, 4380, 4526, 5110, 5870, 6132, 6510, 6789, 7044, 7665, 8218, 8805, 9052, 10220, 11315, 11740, 12327, 13020, 13578, 15330, 15841, 16436, 17610, 18197, 20545, 22630, 24654, 27156, 30660, 31682, 33945, 35220, 36394, 41090, 42851, 45260, 47523, 49308, 54591, 61635, 63364, 67890, 72788, 79205, 82180, 85702, 90985, 95046, 109182, 123270, 127379, 128553, 135780, 158410, 171404, 181970, 190092, 214255, 218364, 237615, 246540, 254758, 257106, 272955, 299957, 316820, 363940, 382137, 428510, 475230, 509516, 514212, 545910, 599914, 636895, 642765, 764274, 857020, 899871, 950460, 1091820, 1199828, 1273790, 1285530, 1328381, 1499785, 1528548, 1799742, 1910685, 2547580, 2571060, 2656762, 2999570, 3599484, 3821370, 3985143, 4499355, 5313524, 5999140, 6641905, 7642740, 7970286, 8998710, 9298667, 13283810, 15940572, 17997420, 18597334, 19925715, 26567620, 27896001, 37194668, 39851430, 46493335, 55792002, 79702860, 92986670, 111584004, 139480005, 185973340, 278960010, 557920020]

約数ペア:

[(1, 557920020), (2, 278960010), (3, 185973340), (4, 139480005), (5, 111584004), (6, 92986670), (7, 79702860), (10, 55792002), (12, 46493335), (14, 39851430), (15, 37194668), (20, 27896001), (21, 26567620), (28, 19925715), (30, 18597334), (31, 17997420), (35, 15940572), (42, 13283810), (60, 9298667), (62, 8998710), (70, 7970286), (73, 7642740), (84, 6641905), (93, 5999140), (105, 5313524), (124, 4499355), (140, 3985143), (146, 3821370), (155, 3599484), (186, 2999570), (210, 2656762), (217, 2571060), (219, 2547580), (292, 1910685), (310, 1799742), (365, 1528548), (372, 1499785), (420, 1328381), (434, 1285530), (438, 1273790), (465, 1199828), (511, 1091820), (587, 950460), (620, 899871), (651, 857020), (730, 764274), (868, 642765), (876, 636895), (930, 599914), (1022, 545910), (1085, 514212), (1095, 509516), (1174, 475230), (1302, 428510), (1460, 382137), (1533, 363940), (1761, 316820), (1860, 299957), (2044, 272955), (2170, 257106), (2190, 254758), (2263, 246540), (2348, 237615), (2555, 218364), (2604, 214255), (2935, 190092), (3066, 181970), (3255, 171404), (3522, 158410), (4109, 135780), (4340, 128553), (4380, 127379), (4526, 123270), (5110, 109182), (5870, 95046), (6132, 90985), (6510, 85702), (6789, 82180), (7044, 79205), (7665, 72788), (8218, 67890), (8805, 63364), (9052, 61635), (10220, 54591), (11315, 49308), (11740, 47523), (12327, 45260), (13020, 42851), (13578, 41090), (15330, 36394), (15841, 35220), (16436, 33945), (17610, 31682), (18197, 30660), (20545, 27156), (22630, 24654)]