90377460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1031}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 274974336

約数和(自身を除く): 184596876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1031, 1461, 1948, 2062, 2435, 2922, 3093, 4124, 4383, 4870, 5155, 5844, 6186, 7305, 8766, 9279, 9740, 10310, 12372, 14610, 15465, 17532, 18558, 20620, 21915, 29220, 30930, 37116, 43830, 46395, 61860, 87660, 92790, 185580, 502097, 1004194, 1506291, 2008388, 2510485, 3012582, 4518873, 5020970, 6025164, 7531455, 9037746, 10041940, 15062910, 18075492, 22594365, 30125820, 45188730, 90377460]

約数ペア:

[(1, 90377460), (2, 45188730), (3, 30125820), (4, 22594365), (5, 18075492), (6, 15062910), (9, 10041940), (10, 9037746), (12, 7531455), (15, 6025164), (18, 5020970), (20, 4518873), (30, 3012582), (36, 2510485), (45, 2008388), (60, 1506291), (90, 1004194), (180, 502097), (487, 185580), (974, 92790), (1031, 87660), (1461, 61860), (1948, 46395), (2062, 43830), (2435, 37116), (2922, 30930), (3093, 29220), (4124, 21915), (4383, 20620), (4870, 18558), (5155, 17532), (5844, 15465), (6186, 14610), (7305, 12372), (8766, 10310), (9279, 9740)]