64871640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2281}}^1$

素因数の和:2377

約数の個数: 96

約数和(自身を含む): 213595200

約数和(自身を除く): 148723560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 711, 790, 948, 1185, 1422, 1580, 1896, 2281, 2370, 2844, 3160, 3555, 4562, 4740, 5688, 6843, 7110, 9124, 9480, 11405, 13686, 14220, 18248, 20529, 22810, 27372, 28440, 34215, 41058, 45620, 54744, 68430, 82116, 91240, 102645, 136860, 164232, 180199, 205290, 273720, 360398, 410580, 540597, 720796, 821160, 900995, 1081194, 1441592, 1621791, 1801990, 2162388, 2702985, 3243582, 3603980, 4324776, 5405970, 6487164, 7207960, 8108955, 10811940, 12974328, 16217910, 21623880, 32435820, 64871640]

約数ペア:

[(1, 64871640), (2, 32435820), (3, 21623880), (4, 16217910), (5, 12974328), (6, 10811940), (8, 8108955), (9, 7207960), (10, 6487164), (12, 5405970), (15, 4324776), (18, 3603980), (20, 3243582), (24, 2702985), (30, 2162388), (36, 1801990), (40, 1621791), (45, 1441592), (60, 1081194), (72, 900995), (79, 821160), (90, 720796), (120, 540597), (158, 410580), (180, 360398), (237, 273720), (316, 205290), (360, 180199), (395, 164232), (474, 136860), (632, 102645), (711, 91240), (790, 82116), (948, 68430), (1185, 54744), (1422, 45620), (1580, 41058), (1896, 34215), (2281, 28440), (2370, 27372), (2844, 22810), (3160, 20529), (3555, 18248), (4562, 14220), (4740, 13686), (5688, 11405), (6843, 9480), (7110, 9124)]