408165720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2309

約数の個数: 128

約数和(自身を含む): 1291204800

約数和(自身を除く): 883039080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 53, 58, 60, 87, 106, 116, 120, 145, 159, 174, 212, 232, 265, 290, 318, 348, 424, 435, 530, 580, 636, 696, 795, 870, 1060, 1160, 1272, 1537, 1590, 1740, 2120, 2213, 3074, 3180, 3480, 4426, 4611, 6148, 6360, 6639, 7685, 8852, 9222, 11065, 12296, 13278, 15370, 17704, 18444, 22130, 23055, 26556, 30740, 33195, 36888, 44260, 46110, 53112, 61480, 64177, 66390, 88520, 92220, 117289, 128354, 132780, 184440, 192531, 234578, 256708, 265560, 320885, 351867, 385062, 469156, 513416, 586445, 641770, 703734, 770124, 938312, 962655, 1172890, 1283540, 1407468, 1540248, 1759335, 1925310, 2345780, 2567080, 2814936, 3401381, 3518670, 3850620, 4691560, 6802762, 7037340, 7701240, 10204143, 13605524, 14074680, 17006905, 20408286, 27211048, 34013810, 40816572, 51020715, 68027620, 81633144, 102041430, 136055240, 204082860, 408165720]

約数ペア:

[(1, 408165720), (2, 204082860), (3, 136055240), (4, 102041430), (5, 81633144), (6, 68027620), (8, 51020715), (10, 40816572), (12, 34013810), (15, 27211048), (20, 20408286), (24, 17006905), (29, 14074680), (30, 13605524), (40, 10204143), (53, 7701240), (58, 7037340), (60, 6802762), (87, 4691560), (106, 3850620), (116, 3518670), (120, 3401381), (145, 2814936), (159, 2567080), (174, 2345780), (212, 1925310), (232, 1759335), (265, 1540248), (290, 1407468), (318, 1283540), (348, 1172890), (424, 962655), (435, 938312), (530, 770124), (580, 703734), (636, 641770), (696, 586445), (795, 513416), (870, 469156), (1060, 385062), (1160, 351867), (1272, 320885), (1537, 265560), (1590, 256708), (1740, 234578), (2120, 192531), (2213, 184440), (3074, 132780), (3180, 128354), (3480, 117289), (4426, 92220), (4611, 88520), (6148, 66390), (6360, 64177), (6639, 61480), (7685, 53112), (8852, 46110), (9222, 44260), (11065, 36888), (12296, 33195), (13278, 30740), (15370, 26556), (17704, 23055), (18444, 22130)]