75854280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{977}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 228147840

約数和(自身を除く): 152293560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 977, 1294, 1941, 1954, 2588, 2931, 3235, 3882, 3908, 4885, 5176, 5862, 6470, 7764, 7816, 9705, 9770, 11724, 12940, 14655, 15528, 19410, 19540, 23448, 25880, 29310, 38820, 39080, 58620, 77640, 117240, 632119, 1264238, 1896357, 2528476, 3160595, 3792714, 5056952, 6321190, 7585428, 9481785, 12642380, 15170856, 18963570, 25284760, 37927140, 75854280]

約数ペア:

[(1, 75854280), (2, 37927140), (3, 25284760), (4, 18963570), (5, 15170856), (6, 12642380), (8, 9481785), (10, 7585428), (12, 6321190), (15, 5056952), (20, 3792714), (24, 3160595), (30, 2528476), (40, 1896357), (60, 1264238), (120, 632119), (647, 117240), (977, 77640), (1294, 58620), (1941, 39080), (1954, 38820), (2588, 29310), (2931, 25880), (3235, 23448), (3882, 19540), (3908, 19410), (4885, 15528), (5176, 14655), (5862, 12940), (6470, 11724), (7764, 9770), (7816, 9705)]