827698760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:787

約数の個数: 128

約数和(自身を含む): 2214051840

約数和(自身を除く): 1386353080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 167, 217, 248, 280, 310, 334, 434, 571, 620, 668, 835, 868, 1085, 1142, 1169, 1240, 1336, 1670, 1736, 2170, 2284, 2338, 2855, 3340, 3997, 4340, 4568, 4676, 5177, 5710, 5845, 6680, 7994, 8680, 9352, 10354, 11420, 11690, 15988, 17701, 19985, 20708, 22840, 23380, 25885, 31976, 35402, 36239, 39970, 41416, 46760, 51770, 70804, 72478, 79940, 88505, 95357, 103540, 123907, 141608, 144956, 159880, 177010, 181195, 190714, 207080, 247814, 289912, 354020, 362390, 381428, 476785, 495628, 619535, 667499, 708040, 724780, 762856, 953570, 991256, 1239070, 1334998, 1449560, 1907140, 2478140, 2669996, 2956067, 3337495, 3814280, 4956280, 5339992, 5912134, 6674990, 11824268, 13349980, 14780335, 20692469, 23648536, 26699960, 29560670, 41384938, 59121340, 82769876, 103462345, 118242680, 165539752, 206924690, 413849380, 827698760]

約数ペア:

[(1, 827698760), (2, 413849380), (4, 206924690), (5, 165539752), (7, 118242680), (8, 103462345), (10, 82769876), (14, 59121340), (20, 41384938), (28, 29560670), (31, 26699960), (35, 23648536), (40, 20692469), (56, 14780335), (62, 13349980), (70, 11824268), (124, 6674990), (140, 5912134), (155, 5339992), (167, 4956280), (217, 3814280), (248, 3337495), (280, 2956067), (310, 2669996), (334, 2478140), (434, 1907140), (571, 1449560), (620, 1334998), (668, 1239070), (835, 991256), (868, 953570), (1085, 762856), (1142, 724780), (1169, 708040), (1240, 667499), (1336, 619535), (1670, 495628), (1736, 476785), (2170, 381428), (2284, 362390), (2338, 354020), (2855, 289912), (3340, 247814), (3997, 207080), (4340, 190714), (4568, 181195), (4676, 177010), (5177, 159880), (5710, 144956), (5845, 141608), (6680, 123907), (7994, 103540), (8680, 95357), (9352, 88505), (10354, 79940), (11420, 72478), (11690, 70804), (15988, 51770), (17701, 46760), (19985, 41416), (20708, 39970), (22840, 36239), (23380, 35402), (25885, 31976)]