40784280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2281}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 123228000

約数和(自身を除く): 82443720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2281, 2980, 3576, 4470, 4562, 5960, 6843, 8940, 9124, 11405, 13686, 17880, 18248, 22810, 27372, 34215, 45620, 54744, 68430, 91240, 136860, 273720, 339869, 679738, 1019607, 1359476, 1699345, 2039214, 2718952, 3398690, 4078428, 5098035, 6797380, 8156856, 10196070, 13594760, 20392140, 40784280]

約数ペア:

[(1, 40784280), (2, 20392140), (3, 13594760), (4, 10196070), (5, 8156856), (6, 6797380), (8, 5098035), (10, 4078428), (12, 3398690), (15, 2718952), (20, 2039214), (24, 1699345), (30, 1359476), (40, 1019607), (60, 679738), (120, 339869), (149, 273720), (298, 136860), (447, 91240), (596, 68430), (745, 54744), (894, 45620), (1192, 34215), (1490, 27372), (1788, 22810), (2235, 18248), (2281, 17880), (2980, 13686), (3576, 11405), (4470, 9124), (4562, 8940), (5960, 6843)]