171965664

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2049

約数の個数: 144

約数和(自身を含む): 549817632

約数和(自身を除く): 377851968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 69, 72, 78, 92, 96, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 288, 299, 312, 368, 414, 416, 468, 552, 598, 624, 736, 828, 897, 936, 1104, 1196, 1248, 1656, 1794, 1872, 1997, 2208, 2392, 2691, 3312, 3588, 3744, 3994, 4784, 5382, 5991, 6624, 7176, 7988, 9568, 10764, 11982, 14352, 15976, 17973, 21528, 23964, 25961, 28704, 31952, 35946, 43056, 45931, 47928, 51922, 63904, 71892, 77883, 86112, 91862, 95856, 103844, 137793, 143784, 155766, 183724, 191712, 207688, 233649, 275586, 287568, 311532, 367448, 413379, 415376, 467298, 551172, 575136, 597103, 623064, 734896, 826758, 830752, 934596, 1102344, 1194206, 1246128, 1469792, 1653516, 1791309, 1869192, 2204688, 2388412, 2492256, 3307032, 3582618, 3738384, 4409376, 4776824, 5373927, 6614064, 7165236, 7476768, 9553648, 10747854, 13228128, 14330472, 19107296, 21495708, 28660944, 42991416, 57321888, 85982832, 171965664]

約数ペア:

[(1, 171965664), (2, 85982832), (3, 57321888), (4, 42991416), (6, 28660944), (8, 21495708), (9, 19107296), (12, 14330472), (13, 13228128), (16, 10747854), (18, 9553648), (23, 7476768), (24, 7165236), (26, 6614064), (32, 5373927), (36, 4776824), (39, 4409376), (46, 3738384), (48, 3582618), (52, 3307032), (69, 2492256), (72, 2388412), (78, 2204688), (92, 1869192), (96, 1791309), (104, 1653516), (117, 1469792), (138, 1246128), (144, 1194206), (156, 1102344), (184, 934596), (207, 830752), (208, 826758), (234, 734896), (276, 623064), (288, 597103), (299, 575136), (312, 551172), (368, 467298), (414, 415376), (416, 413379), (468, 367448), (552, 311532), (598, 287568), (624, 275586), (736, 233649), (828, 207688), (897, 191712), (936, 183724), (1104, 155766), (1196, 143784), (1248, 137793), (1656, 103844), (1794, 95856), (1872, 91862), (1997, 86112), (2208, 77883), (2392, 71892), (2691, 63904), (3312, 51922), (3588, 47928), (3744, 45931), (3994, 43056), (4784, 35946), (5382, 31952), (5991, 28704), (6624, 25961), (7176, 23964), (7988, 21528), (9568, 17973), (10764, 15976), (11982, 14352)]