989530020

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{7541}}^1$

素因数の和:7574

約数の個数: 108

約数和(自身を含む): 3117274524

約数和(自身を除く): 2127744504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2187, 2430, 2916, 3645, 4374, 4860, 6561, 7290, 7541, 8748, 10935, 13122, 14580, 15082, 21870, 22623, 26244, 30164, 32805, 37705, 43740, 45246, 65610, 67869, 75410, 90492, 113115, 131220, 135738, 150820, 203607, 226230, 271476, 339345, 407214, 452460, 610821, 678690, 814428, 1018035, 1221642, 1357380, 1832463, 2036070, 2443284, 3054105, 3664926, 4072140, 5497389, 6108210, 7329852, 9162315, 10994778, 12216420, 16492167, 18324630, 21989556, 27486945, 32984334, 36649260, 49476501, 54973890, 65968668, 82460835, 98953002, 109947780, 164921670, 197906004, 247382505, 329843340, 494765010, 989530020]

約数ペア:

[(1, 989530020), (2, 494765010), (3, 329843340), (4, 247382505), (5, 197906004), (6, 164921670), (9, 109947780), (10, 98953002), (12, 82460835), (15, 65968668), (18, 54973890), (20, 49476501), (27, 36649260), (30, 32984334), (36, 27486945), (45, 21989556), (54, 18324630), (60, 16492167), (81, 12216420), (90, 10994778), (108, 9162315), (135, 7329852), (162, 6108210), (180, 5497389), (243, 4072140), (270, 3664926), (324, 3054105), (405, 2443284), (486, 2036070), (540, 1832463), (729, 1357380), (810, 1221642), (972, 1018035), (1215, 814428), (1458, 678690), (1620, 610821), (2187, 452460), (2430, 407214), (2916, 339345), (3645, 271476), (4374, 226230), (4860, 203607), (6561, 150820), (7290, 135738), (7541, 131220), (8748, 113115), (10935, 90492), (13122, 75410), (14580, 67869), (15082, 65610), (21870, 45246), (22623, 43740), (26244, 37705), (30164, 32805)]