57178880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 155409408

約数和(自身を除く): 98230528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 131, 155, 160, 176, 220, 248, 256, 262, 310, 320, 341, 352, 440, 496, 524, 620, 640, 655, 682, 704, 880, 992, 1048, 1240, 1280, 1310, 1364, 1408, 1441, 1705, 1760, 1984, 2096, 2480, 2620, 2728, 2816, 2882, 3410, 3520, 3968, 4061, 4192, 4960, 5240, 5456, 5764, 6820, 7040, 7205, 7936, 8122, 8384, 9920, 10480, 10912, 11528, 13640, 14080, 14410, 16244, 16768, 19840, 20305, 20960, 21824, 23056, 27280, 28820, 32488, 33536, 39680, 40610, 41920, 43648, 44671, 46112, 54560, 57640, 64976, 81220, 83840, 87296, 89342, 92224, 109120, 115280, 129952, 162440, 167680, 178684, 184448, 218240, 223355, 230560, 259904, 324880, 357368, 368896, 436480, 446710, 461120, 519808, 649760, 714736, 893420, 922240, 1039616, 1299520, 1429472, 1786840, 1844480, 2599040, 2858944, 3573680, 5198080, 5717888, 7147360, 11435776, 14294720, 28589440, 57178880]

約数ペア:

[(1, 57178880), (2, 28589440), (4, 14294720), (5, 11435776), (8, 7147360), (10, 5717888), (11, 5198080), (16, 3573680), (20, 2858944), (22, 2599040), (31, 1844480), (32, 1786840), (40, 1429472), (44, 1299520), (55, 1039616), (62, 922240), (64, 893420), (80, 714736), (88, 649760), (110, 519808), (124, 461120), (128, 446710), (131, 436480), (155, 368896), (160, 357368), (176, 324880), (220, 259904), (248, 230560), (256, 223355), (262, 218240), (310, 184448), (320, 178684), (341, 167680), (352, 162440), (440, 129952), (496, 115280), (524, 109120), (620, 92224), (640, 89342), (655, 87296), (682, 83840), (704, 81220), (880, 64976), (992, 57640), (1048, 54560), (1240, 46112), (1280, 44671), (1310, 43648), (1364, 41920), (1408, 40610), (1441, 39680), (1705, 33536), (1760, 32488), (1984, 28820), (2096, 27280), (2480, 23056), (2620, 21824), (2728, 20960), (2816, 20305), (2882, 19840), (3410, 16768), (3520, 16244), (3968, 14410), (4061, 14080), (4192, 13640), (4960, 11528), (5240, 10912), (5456, 10480), (5764, 9920), (6820, 8384), (7040, 8122), (7205, 7936)]