318661320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 1003622400

約数和(自身を除く): 684961080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 263, 276, 345, 439, 460, 526, 552, 690, 789, 878, 920, 1052, 1315, 1317, 1380, 1578, 1756, 2104, 2195, 2630, 2634, 2760, 3156, 3512, 3945, 4390, 5260, 5268, 6049, 6312, 6585, 7890, 8780, 10097, 10520, 10536, 12098, 13170, 15780, 17560, 18147, 20194, 24196, 26340, 30245, 30291, 31560, 36294, 40388, 48392, 50485, 52680, 60490, 60582, 72588, 80776, 90735, 100970, 115457, 120980, 121164, 145176, 151455, 181470, 201940, 230914, 241960, 242328, 302910, 346371, 362940, 403880, 461828, 577285, 605820, 692742, 725880, 923656, 1154570, 1211640, 1385484, 1731855, 2309140, 2655511, 2770968, 3463710, 4618280, 5311022, 6927420, 7966533, 10622044, 13277555, 13854840, 15933066, 21244088, 26555110, 31866132, 39832665, 53110220, 63732264, 79665330, 106220440, 159330660, 318661320]

約数ペア:

[(1, 318661320), (2, 159330660), (3, 106220440), (4, 79665330), (5, 63732264), (6, 53110220), (8, 39832665), (10, 31866132), (12, 26555110), (15, 21244088), (20, 15933066), (23, 13854840), (24, 13277555), (30, 10622044), (40, 7966533), (46, 6927420), (60, 5311022), (69, 4618280), (92, 3463710), (115, 2770968), (120, 2655511), (138, 2309140), (184, 1731855), (230, 1385484), (263, 1211640), (276, 1154570), (345, 923656), (439, 725880), (460, 692742), (526, 605820), (552, 577285), (690, 461828), (789, 403880), (878, 362940), (920, 346371), (1052, 302910), (1315, 242328), (1317, 241960), (1380, 230914), (1578, 201940), (1756, 181470), (2104, 151455), (2195, 145176), (2630, 121164), (2634, 120980), (2760, 115457), (3156, 100970), (3512, 90735), (3945, 80776), (4390, 72588), (5260, 60582), (5268, 60490), (6049, 52680), (6312, 50485), (6585, 48392), (7890, 40388), (8780, 36294), (10097, 31560), (10520, 30291), (10536, 30245), (12098, 26340), (13170, 24196), (15780, 20194), (17560, 18147)]