212612960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:653

約数の個数: 144

約数和(自身を含む): 597772224

約数和(自身を除く): 385159264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 160, 188, 196, 224, 235, 245, 280, 329, 376, 392, 470, 490, 560, 577, 658, 752, 784, 940, 980, 1120, 1154, 1316, 1504, 1568, 1645, 1880, 1960, 2303, 2308, 2632, 2885, 3290, 3760, 3920, 4039, 4606, 4616, 5264, 5770, 6580, 7520, 7840, 8078, 9212, 9232, 10528, 11515, 11540, 13160, 16156, 18424, 18464, 20195, 23030, 23080, 26320, 27119, 28273, 32312, 36848, 40390, 46060, 46160, 52640, 54238, 56546, 64624, 73696, 80780, 92120, 92320, 108476, 113092, 129248, 135595, 141365, 161560, 184240, 189833, 216952, 226184, 271190, 282730, 323120, 368480, 379666, 433904, 452368, 542380, 565460, 646240, 759332, 867808, 904736, 949165, 1084760, 1130920, 1328831, 1518664, 1898330, 2169520, 2261840, 2657662, 3037328, 3796660, 4339040, 4523680, 5315324, 6074656, 6644155, 7593320, 10630648, 13288310, 15186640, 21261296, 26576620, 30373280, 42522592, 53153240, 106306480, 212612960]

約数ペア:

[(1, 212612960), (2, 106306480), (4, 53153240), (5, 42522592), (7, 30373280), (8, 26576620), (10, 21261296), (14, 15186640), (16, 13288310), (20, 10630648), (28, 7593320), (32, 6644155), (35, 6074656), (40, 5315324), (47, 4523680), (49, 4339040), (56, 3796660), (70, 3037328), (80, 2657662), (94, 2261840), (98, 2169520), (112, 1898330), (140, 1518664), (160, 1328831), (188, 1130920), (196, 1084760), (224, 949165), (235, 904736), (245, 867808), (280, 759332), (329, 646240), (376, 565460), (392, 542380), (470, 452368), (490, 433904), (560, 379666), (577, 368480), (658, 323120), (752, 282730), (784, 271190), (940, 226184), (980, 216952), (1120, 189833), (1154, 184240), (1316, 161560), (1504, 141365), (1568, 135595), (1645, 129248), (1880, 113092), (1960, 108476), (2303, 92320), (2308, 92120), (2632, 80780), (2885, 73696), (3290, 64624), (3760, 56546), (3920, 54238), (4039, 52640), (4606, 46160), (4616, 46060), (5264, 40390), (5770, 36848), (6580, 32312), (7520, 28273), (7840, 27119), (8078, 26320), (9212, 23080), (9232, 23030), (10528, 20195), (11515, 18464), (11540, 18424), (13160, 16156)]