12312456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 128

約数和(自身を含む): 36556800

約数和(自身を除く): 24244344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 67, 76, 78, 93, 104, 114, 124, 134, 152, 156, 186, 201, 228, 247, 248, 268, 312, 372, 402, 403, 456, 494, 536, 589, 741, 744, 804, 806, 871, 988, 1178, 1209, 1273, 1482, 1608, 1612, 1742, 1767, 1976, 2077, 2356, 2418, 2546, 2613, 2964, 3224, 3484, 3534, 3819, 4154, 4712, 4836, 5092, 5226, 5928, 6231, 6968, 7068, 7638, 7657, 8308, 9672, 10184, 10452, 12462, 14136, 15276, 15314, 16549, 16616, 20904, 22971, 24924, 27001, 30552, 30628, 33098, 39463, 45942, 49647, 49848, 54002, 61256, 66196, 78926, 81003, 91884, 99294, 108004, 118389, 132392, 157852, 162006, 183768, 198588, 216008, 236778, 315704, 324012, 397176, 473556, 513019, 648024, 947112, 1026038, 1539057, 2052076, 3078114, 4104152, 6156228, 12312456]

約数ペア:

[(1, 12312456), (2, 6156228), (3, 4104152), (4, 3078114), (6, 2052076), (8, 1539057), (12, 1026038), (13, 947112), (19, 648024), (24, 513019), (26, 473556), (31, 397176), (38, 324012), (39, 315704), (52, 236778), (57, 216008), (62, 198588), (67, 183768), (76, 162006), (78, 157852), (93, 132392), (104, 118389), (114, 108004), (124, 99294), (134, 91884), (152, 81003), (156, 78926), (186, 66196), (201, 61256), (228, 54002), (247, 49848), (248, 49647), (268, 45942), (312, 39463), (372, 33098), (402, 30628), (403, 30552), (456, 27001), (494, 24924), (536, 22971), (589, 20904), (741, 16616), (744, 16549), (804, 15314), (806, 15276), (871, 14136), (988, 12462), (1178, 10452), (1209, 10184), (1273, 9672), (1482, 8308), (1608, 7657), (1612, 7638), (1742, 7068), (1767, 6968), (1976, 6231), (2077, 5928), (2356, 5226), (2418, 5092), (2546, 4836), (2613, 4712), (2964, 4154), (3224, 3819), (3484, 3534)]