81488520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{226357}}^1$

素因数の和:226374

約数の個数: 48

約数和(自身を含む): 264838860

約数和(自身を除く): 183350340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 226357, 452714, 679071, 905428, 1131785, 1358142, 1810856, 2037213, 2263570, 2716284, 3395355, 4074426, 4527140, 5432568, 6790710, 8148852, 9054280, 10186065, 13581420, 16297704, 20372130, 27162840, 40744260, 81488520]

約数ペア:

[(1, 81488520), (2, 40744260), (3, 27162840), (4, 20372130), (5, 16297704), (6, 13581420), (8, 10186065), (9, 9054280), (10, 8148852), (12, 6790710), (15, 5432568), (18, 4527140), (20, 4074426), (24, 3395355), (30, 2716284), (36, 2263570), (40, 2037213), (45, 1810856), (60, 1358142), (72, 1131785), (90, 905428), (120, 679071), (180, 452714), (360, 226357)]