231361680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 240

約数和(自身を含む): 816947712

約数和(自身を除く): 585586032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 121, 124, 132, 155, 165, 176, 186, 220, 240, 242, 248, 257, 264, 310, 330, 341, 363, 372, 440, 465, 484, 496, 514, 528, 605, 620, 660, 682, 726, 744, 771, 880, 930, 968, 1023, 1028, 1210, 1240, 1285, 1320, 1364, 1452, 1488, 1542, 1705, 1815, 1860, 1936, 2046, 2056, 2420, 2480, 2570, 2640, 2728, 2827, 2904, 3084, 3410, 3630, 3720, 3751, 3855, 4092, 4112, 4840, 5115, 5140, 5456, 5654, 5808, 6168, 6820, 7260, 7440, 7502, 7710, 7967, 8184, 8481, 9680, 10230, 10280, 11253, 11308, 12336, 13640, 14135, 14520, 15004, 15420, 15934, 16368, 16962, 18755, 20460, 20560, 22506, 22616, 23901, 27280, 28270, 29040, 30008, 30840, 31097, 31868, 33924, 37510, 39835, 40920, 42405, 45012, 45232, 47802, 56265, 56540, 60016, 61680, 62194, 63736, 67848, 75020, 79670, 81840, 84810, 87637, 90024, 93291, 95604, 112530, 113080, 119505, 124388, 127472, 135696, 150040, 155485, 159340, 169620, 175274, 180048, 186582, 191208, 225060, 226160, 239010, 248776, 262911, 300080, 310970, 318680, 339240, 350548, 373164, 382416, 438185, 450120, 466455, 478020, 497552, 525822, 621940, 637360, 678480, 701096, 746328, 876370, 900240, 932910, 956040, 964007, 1051644, 1243880, 1314555, 1402192, 1492656, 1752740, 1865820, 1912080, 1928014, 2103288, 2487760, 2629110, 2892021, 3505480, 3731640, 3856028, 4206576, 4820035, 5258220, 5784042, 7010960, 7463280, 7712056, 9640070, 10516440, 11568084, 14460105, 15424112, 19280140, 21032880, 23136168, 28920210, 38560280, 46272336, 57840420, 77120560, 115680840, 231361680]

約数ペア:

[(1, 231361680), (2, 115680840), (3, 77120560), (4, 57840420), (5, 46272336), (6, 38560280), (8, 28920210), (10, 23136168), (11, 21032880), (12, 19280140), (15, 15424112), (16, 14460105), (20, 11568084), (22, 10516440), (24, 9640070), (30, 7712056), (31, 7463280), (33, 7010960), (40, 5784042), (44, 5258220), (48, 4820035), (55, 4206576), (60, 3856028), (62, 3731640), (66, 3505480), (80, 2892021), (88, 2629110), (93, 2487760), (110, 2103288), (120, 1928014), (121, 1912080), (124, 1865820), (132, 1752740), (155, 1492656), (165, 1402192), (176, 1314555), (186, 1243880), (220, 1051644), (240, 964007), (242, 956040), (248, 932910), (257, 900240), (264, 876370), (310, 746328), (330, 701096), (341, 678480), (363, 637360), (372, 621940), (440, 525822), (465, 497552), (484, 478020), (496, 466455), (514, 450120), (528, 438185), (605, 382416), (620, 373164), (660, 350548), (682, 339240), (726, 318680), (744, 310970), (771, 300080), (880, 262911), (930, 248776), (968, 239010), (1023, 226160), (1028, 225060), (1210, 191208), (1240, 186582), (1285, 180048), (1320, 175274), (1364, 169620), (1452, 159340), (1488, 155485), (1542, 150040), (1705, 135696), (1815, 127472), (1860, 124388), (1936, 119505), (2046, 113080), (2056, 112530), (2420, 95604), (2480, 93291), (2570, 90024), (2640, 87637), (2728, 84810), (2827, 81840), (2904, 79670), (3084, 75020), (3410, 67848), (3630, 63736), (3720, 62194), (3751, 61680), (3855, 60016), (4092, 56540), (4112, 56265), (4840, 47802), (5115, 45232), (5140, 45012), (5456, 42405), (5654, 40920), (5808, 39835), (6168, 37510), (6820, 33924), (7260, 31868), (7440, 31097), (7502, 30840), (7710, 30008), (7967, 29040), (8184, 28270), (8481, 27280), (9680, 23901), (10230, 22616), (10280, 22506), (11253, 20560), (11308, 20460), (12336, 18755), (13640, 16962), (14135, 16368), (14520, 15934), (15004, 15420)]