123194240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 342707760

約数和(自身を除く): 219513520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 67, 68, 80, 85, 104, 128, 130, 134, 136, 160, 169, 170, 208, 221, 260, 268, 272, 320, 335, 338, 340, 416, 442, 520, 536, 544, 640, 670, 676, 680, 832, 845, 871, 884, 1040, 1072, 1088, 1105, 1139, 1340, 1352, 1360, 1664, 1690, 1742, 1768, 2080, 2144, 2176, 2210, 2278, 2680, 2704, 2720, 2873, 3380, 3484, 3536, 4160, 4288, 4355, 4420, 4556, 5360, 5408, 5440, 5695, 5746, 6760, 6968, 7072, 8320, 8576, 8710, 8840, 9112, 10720, 10816, 10880, 11323, 11390, 11492, 13520, 13936, 14144, 14365, 14807, 17420, 17680, 18224, 21440, 21632, 22646, 22780, 22984, 27040, 27872, 28288, 28730, 29614, 34840, 35360, 36448, 42880, 45292, 45560, 45968, 54080, 55744, 56615, 57460, 59228, 69680, 70720, 72896, 74035, 90584, 91120, 91936, 108160, 111488, 113230, 114920, 118456, 139360, 141440, 145792, 148070, 181168, 182240, 183872, 192491, 226460, 229840, 236912, 278720, 296140, 362336, 364480, 367744, 384982, 452920, 459680, 473824, 557440, 592280, 724672, 728960, 769964, 905840, 919360, 947648, 962455, 1184560, 1449344, 1539928, 1811680, 1838720, 1895296, 1924910, 2369120, 3079856, 3623360, 3849820, 4738240, 6159712, 7246720, 7699640, 9476480, 12319424, 15399280, 24638848, 30798560, 61597120, 123194240]

約数ペア:

[(1, 123194240), (2, 61597120), (4, 30798560), (5, 24638848), (8, 15399280), (10, 12319424), (13, 9476480), (16, 7699640), (17, 7246720), (20, 6159712), (26, 4738240), (32, 3849820), (34, 3623360), (40, 3079856), (52, 2369120), (64, 1924910), (65, 1895296), (67, 1838720), (68, 1811680), (80, 1539928), (85, 1449344), (104, 1184560), (128, 962455), (130, 947648), (134, 919360), (136, 905840), (160, 769964), (169, 728960), (170, 724672), (208, 592280), (221, 557440), (260, 473824), (268, 459680), (272, 452920), (320, 384982), (335, 367744), (338, 364480), (340, 362336), (416, 296140), (442, 278720), (520, 236912), (536, 229840), (544, 226460), (640, 192491), (670, 183872), (676, 182240), (680, 181168), (832, 148070), (845, 145792), (871, 141440), (884, 139360), (1040, 118456), (1072, 114920), (1088, 113230), (1105, 111488), (1139, 108160), (1340, 91936), (1352, 91120), (1360, 90584), (1664, 74035), (1690, 72896), (1742, 70720), (1768, 69680), (2080, 59228), (2144, 57460), (2176, 56615), (2210, 55744), (2278, 54080), (2680, 45968), (2704, 45560), (2720, 45292), (2873, 42880), (3380, 36448), (3484, 35360), (3536, 34840), (4160, 29614), (4288, 28730), (4355, 28288), (4420, 27872), (4556, 27040), (5360, 22984), (5408, 22780), (5440, 22646), (5695, 21632), (5746, 21440), (6760, 18224), (6968, 17680), (7072, 17420), (8320, 14807), (8576, 14365), (8710, 14144), (8840, 13936), (9112, 13520), (10720, 11492), (10816, 11390), (10880, 11323)]