140168520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389357}}^1$

素因数の和:389374

約数の個数: 48

約数和(自身を含む): 455548860

約数和(自身を除く): 315380340

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, 389357, 778714, 1168071, 1557428, 1946785, 2336142, 3114856, 3504213, 3893570, 4672284, 5840355, 7008426, 7787140, 9344568, 11680710, 14016852, 15574280, 17521065, 23361420, 28033704, 35042130, 46722840, 70084260, 140168520]

約数ペア:

[(1, 140168520), (2, 70084260), (3, 46722840), (4, 35042130), (5, 28033704), (6, 23361420), (8, 17521065), (9, 15574280), (10, 14016852), (12, 11680710), (15, 9344568), (18, 7787140), (20, 7008426), (24, 5840355), (30, 4672284), (36, 3893570), (40, 3504213), (45, 3114856), (60, 2336142), (72, 1946785), (90, 1557428), (120, 1168071), (180, 778714), (360, 389357)]