180972168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2749}}^1$

素因数の和:2982

約数の個数: 64

約数和(自身を含む): 489720000

約数和(自身を除く): 308747832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 211, 312, 422, 633, 844, 1266, 1688, 2532, 2743, 2749, 5064, 5486, 5498, 8229, 8247, 10972, 10996, 16458, 16494, 21944, 21992, 32916, 32988, 35737, 65832, 65976, 71474, 107211, 142948, 214422, 285896, 428844, 580039, 857688, 1160078, 1740117, 2320156, 3480234, 4640312, 6960468, 7540507, 13920936, 15081014, 22621521, 30162028, 45243042, 60324056, 90486084, 180972168]

約数ペア:

[(1, 180972168), (2, 90486084), (3, 60324056), (4, 45243042), (6, 30162028), (8, 22621521), (12, 15081014), (13, 13920936), (24, 7540507), (26, 6960468), (39, 4640312), (52, 3480234), (78, 2320156), (104, 1740117), (156, 1160078), (211, 857688), (312, 580039), (422, 428844), (633, 285896), (844, 214422), (1266, 142948), (1688, 107211), (2532, 71474), (2743, 65976), (2749, 65832), (5064, 35737), (5486, 32988), (5498, 32916), (8229, 21992), (8247, 21944), (10972, 16494), (10996, 16458)]