263940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 762048

約数和(自身を除く): 498108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 83, 106, 159, 166, 212, 249, 265, 318, 332, 415, 498, 530, 636, 795, 830, 996, 1060, 1245, 1590, 1660, 2490, 3180, 4399, 4980, 8798, 13197, 17596, 21995, 26394, 43990, 52788, 65985, 87980, 131970, 263940]

約数ペア:

[(1, 263940), (2, 131970), (3, 87980), (4, 65985), (5, 52788), (6, 43990), (10, 26394), (12, 21995), (15, 17596), (20, 13197), (30, 8798), (53, 4980), (60, 4399), (83, 3180), (106, 2490), (159, 1660), (166, 1590), (212, 1245), (249, 1060), (265, 996), (318, 830), (332, 795), (415, 636), (498, 530)]