166905760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 144

約数和(自身を含む): 467548200

約数和(自身を除く): 300642440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 160, 196, 224, 244, 245, 280, 305, 349, 392, 427, 488, 490, 560, 610, 698, 784, 854, 976, 980, 1120, 1220, 1396, 1568, 1708, 1745, 1952, 1960, 2135, 2440, 2443, 2792, 2989, 3416, 3490, 3920, 4270, 4880, 4886, 5584, 5978, 6832, 6980, 7840, 8540, 9760, 9772, 11168, 11956, 12215, 13664, 13960, 14945, 17080, 17101, 19544, 21289, 23912, 24430, 27920, 29890, 34160, 34202, 39088, 42578, 47824, 48860, 55840, 59780, 68320, 68404, 78176, 85156, 85505, 95648, 97720, 106445, 119560, 136808, 149023, 170312, 171010, 195440, 212890, 239120, 273616, 298046, 340624, 342020, 390880, 425780, 478240, 547232, 596092, 681248, 684040, 745115, 851560, 1043161, 1192184, 1368080, 1490230, 1703120, 2086322, 2384368, 2736160, 2980460, 3406240, 4172644, 4768736, 5215805, 5960920, 8345288, 10431610, 11921840, 16690576, 20863220, 23843680, 33381152, 41726440, 83452880, 166905760]

約数ペア:

[(1, 166905760), (2, 83452880), (4, 41726440), (5, 33381152), (7, 23843680), (8, 20863220), (10, 16690576), (14, 11921840), (16, 10431610), (20, 8345288), (28, 5960920), (32, 5215805), (35, 4768736), (40, 4172644), (49, 3406240), (56, 2980460), (61, 2736160), (70, 2384368), (80, 2086322), (98, 1703120), (112, 1490230), (122, 1368080), (140, 1192184), (160, 1043161), (196, 851560), (224, 745115), (244, 684040), (245, 681248), (280, 596092), (305, 547232), (349, 478240), (392, 425780), (427, 390880), (488, 342020), (490, 340624), (560, 298046), (610, 273616), (698, 239120), (784, 212890), (854, 195440), (976, 171010), (980, 170312), (1120, 149023), (1220, 136808), (1396, 119560), (1568, 106445), (1708, 97720), (1745, 95648), (1952, 85505), (1960, 85156), (2135, 78176), (2440, 68404), (2443, 68320), (2792, 59780), (2989, 55840), (3416, 48860), (3490, 47824), (3920, 42578), (4270, 39088), (4880, 34202), (4886, 34160), (5584, 29890), (5978, 27920), (6832, 24430), (6980, 23912), (7840, 21289), (8540, 19544), (9760, 17101), (9772, 17080), (11168, 14945), (11956, 13960), (12215, 13664)]