215312112

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:531

約数の個数: 120

約数和(自身を含む): 628293120

約数和(自身を除く): 412981008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 139, 144, 186, 248, 278, 279, 347, 372, 417, 496, 556, 558, 694, 744, 834, 1041, 1112, 1116, 1251, 1388, 1488, 1668, 2082, 2224, 2232, 2502, 2776, 3123, 3336, 4164, 4309, 4464, 5004, 5552, 6246, 6672, 8328, 8618, 10008, 10757, 12492, 12927, 16656, 17236, 20016, 21514, 24984, 25854, 32271, 34472, 38781, 43028, 48233, 49968, 51708, 64542, 68944, 77562, 86056, 96466, 96813, 103416, 129084, 144699, 155124, 172112, 192932, 193626, 206832, 258168, 289398, 310248, 385864, 387252, 434097, 516336, 578796, 620496, 771728, 774504, 868194, 1157592, 1495223, 1549008, 1736388, 2315184, 2990446, 3472776, 4485669, 5980892, 6945552, 8971338, 11961784, 13457007, 17942676, 23923568, 26914014, 35885352, 53828028, 71770704, 107656056, 215312112]

約数ペア:

[(1, 215312112), (2, 107656056), (3, 71770704), (4, 53828028), (6, 35885352), (8, 26914014), (9, 23923568), (12, 17942676), (16, 13457007), (18, 11961784), (24, 8971338), (31, 6945552), (36, 5980892), (48, 4485669), (62, 3472776), (72, 2990446), (93, 2315184), (124, 1736388), (139, 1549008), (144, 1495223), (186, 1157592), (248, 868194), (278, 774504), (279, 771728), (347, 620496), (372, 578796), (417, 516336), (496, 434097), (556, 387252), (558, 385864), (694, 310248), (744, 289398), (834, 258168), (1041, 206832), (1112, 193626), (1116, 192932), (1251, 172112), (1388, 155124), (1488, 144699), (1668, 129084), (2082, 103416), (2224, 96813), (2232, 96466), (2502, 86056), (2776, 77562), (3123, 68944), (3336, 64542), (4164, 51708), (4309, 49968), (4464, 48233), (5004, 43028), (5552, 38781), (6246, 34472), (6672, 32271), (8328, 25854), (8618, 24984), (10008, 21514), (10757, 20016), (12492, 17236), (12927, 16656)]