123391320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:250

約数の個数: 256

約数和(自身を含む): 440294400

約数和(自身を除く): 316903080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 23, 24, 26, 30, 38, 39, 40, 46, 52, 57, 60, 65, 69, 76, 78, 92, 95, 104, 114, 115, 120, 130, 138, 152, 156, 181, 184, 190, 195, 228, 230, 247, 260, 276, 285, 299, 312, 345, 362, 380, 390, 437, 456, 460, 494, 520, 543, 552, 570, 598, 690, 724, 741, 760, 780, 874, 897, 905, 920, 988, 1086, 1140, 1196, 1235, 1311, 1380, 1448, 1482, 1495, 1560, 1748, 1794, 1810, 1976, 2172, 2185, 2280, 2353, 2392, 2470, 2622, 2715, 2760, 2964, 2990, 3439, 3496, 3588, 3620, 3705, 4163, 4344, 4370, 4485, 4706, 4940, 5244, 5430, 5681, 5928, 5980, 6555, 6878, 7059, 7176, 7240, 7410, 8326, 8740, 8970, 9412, 9880, 10317, 10488, 10860, 11362, 11765, 11960, 12489, 13110, 13756, 14118, 14820, 16652, 17043, 17195, 17480, 17940, 18824, 20634, 20815, 21720, 22724, 23530, 24978, 26220, 27512, 28236, 28405, 29640, 33304, 34086, 34390, 35295, 35880, 41268, 41630, 44707, 45448, 47060, 49956, 51585, 52440, 54119, 56472, 56810, 62445, 68172, 68780, 70590, 79097, 82536, 83260, 85215, 89414, 94120, 99912, 103170, 108238, 113620, 124890, 134121, 136344, 137560, 141180, 158194, 162357, 166520, 170430, 178828, 206340, 216476, 223535, 227240, 237291, 249780, 268242, 270595, 282360, 316388, 324714, 340860, 357656, 395485, 412680, 432952, 447070, 474582, 499560, 536484, 541190, 632776, 649428, 670605, 681720, 790970, 811785, 894140, 949164, 1028261, 1072968, 1082380, 1186455, 1298856, 1341210, 1581940, 1623570, 1788280, 1898328, 2056522, 2164760, 2372910, 2682420, 3084783, 3163880, 3247140, 4113044, 4745820, 5141305, 5364840, 6169566, 6494280, 8226088, 9491640, 10282610, 12339132, 15423915, 20565220, 24678264, 30847830, 41130440, 61695660, 123391320]

約数ペア:

[(1, 123391320), (2, 61695660), (3, 41130440), (4, 30847830), (5, 24678264), (6, 20565220), (8, 15423915), (10, 12339132), (12, 10282610), (13, 9491640), (15, 8226088), (19, 6494280), (20, 6169566), (23, 5364840), (24, 5141305), (26, 4745820), (30, 4113044), (38, 3247140), (39, 3163880), (40, 3084783), (46, 2682420), (52, 2372910), (57, 2164760), (60, 2056522), (65, 1898328), (69, 1788280), (76, 1623570), (78, 1581940), (92, 1341210), (95, 1298856), (104, 1186455), (114, 1082380), (115, 1072968), (120, 1028261), (130, 949164), (138, 894140), (152, 811785), (156, 790970), (181, 681720), (184, 670605), (190, 649428), (195, 632776), (228, 541190), (230, 536484), (247, 499560), (260, 474582), (276, 447070), (285, 432952), (299, 412680), (312, 395485), (345, 357656), (362, 340860), (380, 324714), (390, 316388), (437, 282360), (456, 270595), (460, 268242), (494, 249780), (520, 237291), (543, 227240), (552, 223535), (570, 216476), (598, 206340), (690, 178828), (724, 170430), (741, 166520), (760, 162357), (780, 158194), (874, 141180), (897, 137560), (905, 136344), (920, 134121), (988, 124890), (1086, 113620), (1140, 108238), (1196, 103170), (1235, 99912), (1311, 94120), (1380, 89414), (1448, 85215), (1482, 83260), (1495, 82536), (1560, 79097), (1748, 70590), (1794, 68780), (1810, 68172), (1976, 62445), (2172, 56810), (2185, 56472), (2280, 54119), (2353, 52440), (2392, 51585), (2470, 49956), (2622, 47060), (2715, 45448), (2760, 44707), (2964, 41630), (2990, 41268), (3439, 35880), (3496, 35295), (3588, 34390), (3620, 34086), (3705, 33304), (4163, 29640), (4344, 28405), (4370, 28236), (4485, 27512), (4706, 26220), (4940, 24978), (5244, 23530), (5430, 22724), (5681, 21720), (5928, 20815), (5980, 20634), (6555, 18824), (6878, 17940), (7059, 17480), (7176, 17195), (7240, 17043), (7410, 16652), (8326, 14820), (8740, 14118), (8970, 13756), (9412, 13110), (9880, 12489), (10317, 11960), (10488, 11765), (10860, 11362)]