489900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 1499904

約数和(自身を除く): 1010004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 71, 75, 92, 100, 115, 138, 142, 150, 213, 230, 276, 284, 300, 345, 355, 426, 460, 575, 690, 710, 852, 1065, 1150, 1380, 1420, 1633, 1725, 1775, 2130, 2300, 3266, 3450, 3550, 4260, 4899, 5325, 6532, 6900, 7100, 8165, 9798, 10650, 16330, 19596, 21300, 24495, 32660, 40825, 48990, 81650, 97980, 122475, 163300, 244950, 489900]

約数ペア:

[(1, 489900), (2, 244950), (3, 163300), (4, 122475), (5, 97980), (6, 81650), (10, 48990), (12, 40825), (15, 32660), (20, 24495), (23, 21300), (25, 19596), (30, 16330), (46, 10650), (50, 9798), (60, 8165), (69, 7100), (71, 6900), (75, 6532), (92, 5325), (100, 4899), (115, 4260), (138, 3550), (142, 3450), (150, 3266), (213, 2300), (230, 2130), (276, 1775), (284, 1725), (300, 1633), (345, 1420), (355, 1380), (426, 1150), (460, 1065), (575, 852), (690, 710)]