78742776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 241920000

約数和(自身を除く): 163177224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 79, 84, 102, 119, 136, 158, 168, 204, 237, 238, 316, 349, 357, 408, 474, 476, 553, 632, 698, 714, 948, 952, 1047, 1106, 1343, 1396, 1428, 1659, 1896, 2094, 2212, 2443, 2686, 2792, 2856, 3318, 4029, 4188, 4424, 4886, 5372, 5933, 6636, 7329, 8058, 8376, 9401, 9772, 10744, 11866, 13272, 14658, 16116, 17799, 18802, 19544, 23732, 27571, 28203, 29316, 32232, 35598, 37604, 41531, 47464, 55142, 56406, 58632, 71196, 75208, 82713, 83062, 110284, 112812, 124593, 142392, 165426, 166124, 192997, 220568, 225624, 249186, 330852, 332248, 385994, 468707, 498372, 578991, 661704, 771988, 937414, 996744, 1157982, 1406121, 1543976, 1874828, 2315964, 2812242, 3280949, 3749656, 4631928, 5624484, 6561898, 9842847, 11248968, 13123796, 19685694, 26247592, 39371388, 78742776]

約数ペア:

[(1, 78742776), (2, 39371388), (3, 26247592), (4, 19685694), (6, 13123796), (7, 11248968), (8, 9842847), (12, 6561898), (14, 5624484), (17, 4631928), (21, 3749656), (24, 3280949), (28, 2812242), (34, 2315964), (42, 1874828), (51, 1543976), (56, 1406121), (68, 1157982), (79, 996744), (84, 937414), (102, 771988), (119, 661704), (136, 578991), (158, 498372), (168, 468707), (204, 385994), (237, 332248), (238, 330852), (316, 249186), (349, 225624), (357, 220568), (408, 192997), (474, 166124), (476, 165426), (553, 142392), (632, 124593), (698, 112812), (714, 110284), (948, 83062), (952, 82713), (1047, 75208), (1106, 71196), (1343, 58632), (1396, 56406), (1428, 55142), (1659, 47464), (1896, 41531), (2094, 37604), (2212, 35598), (2443, 32232), (2686, 29316), (2792, 28203), (2856, 27571), (3318, 23732), (4029, 19544), (4188, 18802), (4424, 17799), (4886, 16116), (5372, 14658), (5933, 13272), (6636, 11866), (7329, 10744), (8058, 9772), (8376, 9401)]