270173680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 754237440

約数和(自身を除く): 484063760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 79, 80, 112, 124, 140, 155, 158, 197, 217, 248, 280, 310, 316, 394, 395, 434, 496, 553, 560, 620, 632, 788, 790, 868, 985, 1085, 1106, 1240, 1264, 1379, 1576, 1580, 1736, 1970, 2170, 2212, 2449, 2480, 2758, 2765, 3152, 3160, 3472, 3940, 4340, 4424, 4898, 5516, 5530, 6107, 6320, 6895, 7880, 8680, 8848, 9796, 11032, 11060, 12214, 12245, 13790, 15563, 15760, 17143, 17360, 19592, 22064, 22120, 24428, 24490, 27580, 30535, 31126, 34286, 39184, 42749, 44240, 48856, 48980, 55160, 61070, 62252, 68572, 77815, 85498, 85715, 97712, 97960, 108941, 110320, 122140, 124504, 137144, 155630, 170996, 171430, 195920, 213745, 217882, 244280, 249008, 274288, 311260, 341992, 342860, 427490, 435764, 482453, 488560, 544705, 622520, 683984, 685720, 854980, 871528, 964906, 1089410, 1245040, 1371440, 1709960, 1743056, 1929812, 2178820, 2412265, 3377171, 3419920, 3859624, 4357640, 4824530, 6754342, 7719248, 8715280, 9649060, 13508684, 16885855, 19298120, 27017368, 33771710, 38596240, 54034736, 67543420, 135086840, 270173680]

約数ペア:

[(1, 270173680), (2, 135086840), (4, 67543420), (5, 54034736), (7, 38596240), (8, 33771710), (10, 27017368), (14, 19298120), (16, 16885855), (20, 13508684), (28, 9649060), (31, 8715280), (35, 7719248), (40, 6754342), (56, 4824530), (62, 4357640), (70, 3859624), (79, 3419920), (80, 3377171), (112, 2412265), (124, 2178820), (140, 1929812), (155, 1743056), (158, 1709960), (197, 1371440), (217, 1245040), (248, 1089410), (280, 964906), (310, 871528), (316, 854980), (394, 685720), (395, 683984), (434, 622520), (496, 544705), (553, 488560), (560, 482453), (620, 435764), (632, 427490), (788, 342860), (790, 341992), (868, 311260), (985, 274288), (1085, 249008), (1106, 244280), (1240, 217882), (1264, 213745), (1379, 195920), (1576, 171430), (1580, 170996), (1736, 155630), (1970, 137144), (2170, 124504), (2212, 122140), (2449, 110320), (2480, 108941), (2758, 97960), (2765, 97712), (3152, 85715), (3160, 85498), (3472, 77815), (3940, 68572), (4340, 62252), (4424, 61070), (4898, 55160), (5516, 48980), (5530, 48856), (6107, 44240), (6320, 42749), (6895, 39184), (7880, 34286), (8680, 31126), (8848, 30535), (9796, 27580), (11032, 24490), (11060, 24428), (12214, 22120), (12245, 22064), (13790, 19592), (15563, 17360), (15760, 17143)]