252321160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 706567680

約数和(自身を除く): 454246520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 103, 104, 130, 140, 182, 206, 260, 280, 364, 412, 455, 515, 520, 673, 721, 728, 824, 910, 1030, 1339, 1346, 1442, 1820, 2060, 2678, 2692, 2884, 3365, 3605, 3640, 4120, 4711, 5356, 5384, 5768, 6695, 6730, 7210, 8749, 9373, 9422, 10712, 13390, 13460, 14420, 17498, 18746, 18844, 23555, 26780, 26920, 28840, 34996, 37492, 37688, 43745, 46865, 47110, 53560, 61243, 69319, 69992, 74984, 87490, 93730, 94220, 122486, 138638, 174980, 187460, 188440, 244972, 277276, 306215, 346595, 349960, 374920, 485233, 489944, 554552, 612430, 693190, 901147, 970466, 1224860, 1386380, 1802294, 1940932, 2426165, 2449720, 2772760, 3604588, 3881864, 4505735, 4852330, 6308029, 7209176, 9011470, 9704660, 12616058, 18022940, 19409320, 25232116, 31540145, 36045880, 50464232, 63080290, 126160580, 252321160]

約数ペア:

[(1, 252321160), (2, 126160580), (4, 63080290), (5, 50464232), (7, 36045880), (8, 31540145), (10, 25232116), (13, 19409320), (14, 18022940), (20, 12616058), (26, 9704660), (28, 9011470), (35, 7209176), (40, 6308029), (52, 4852330), (56, 4505735), (65, 3881864), (70, 3604588), (91, 2772760), (103, 2449720), (104, 2426165), (130, 1940932), (140, 1802294), (182, 1386380), (206, 1224860), (260, 970466), (280, 901147), (364, 693190), (412, 612430), (455, 554552), (515, 489944), (520, 485233), (673, 374920), (721, 349960), (728, 346595), (824, 306215), (910, 277276), (1030, 244972), (1339, 188440), (1346, 187460), (1442, 174980), (1820, 138638), (2060, 122486), (2678, 94220), (2692, 93730), (2884, 87490), (3365, 74984), (3605, 69992), (3640, 69319), (4120, 61243), (4711, 53560), (5356, 47110), (5384, 46865), (5768, 43745), (6695, 37688), (6730, 37492), (7210, 34996), (8749, 28840), (9373, 26920), (9422, 26780), (10712, 23555), (13390, 18844), (13460, 18746), (14420, 17498)]