9980040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^2$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 34534080

約数和(自身を除く): 24554040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 3052, 3270, 3815, 4360, 4578, 6104, 6540, 7630, 9156, 11445, 11881, 13080, 15260, 18312, 22890, 23762, 30520, 35643, 45780, 47524, 59405, 71286, 83167, 91560, 95048, 118810, 142572, 166334, 178215, 237620, 249501, 285144, 332668, 356430, 415835, 475240, 499002, 665336, 712860, 831670, 998004, 1247505, 1425720, 1663340, 1996008, 2495010, 3326680, 4990020, 9980040]

約数ペア:

[(1, 9980040), (2, 4990020), (3, 3326680), (4, 2495010), (5, 1996008), (6, 1663340), (7, 1425720), (8, 1247505), (10, 998004), (12, 831670), (14, 712860), (15, 665336), (20, 499002), (21, 475240), (24, 415835), (28, 356430), (30, 332668), (35, 285144), (40, 249501), (42, 237620), (56, 178215), (60, 166334), (70, 142572), (84, 118810), (105, 95048), (109, 91560), (120, 83167), (140, 71286), (168, 59405), (210, 47524), (218, 45780), (280, 35643), (327, 30520), (420, 23762), (436, 22890), (545, 18312), (654, 15260), (763, 13080), (840, 11881), (872, 11445), (1090, 9156), (1308, 7630), (1526, 6540), (1635, 6104), (2180, 4578), (2289, 4360), (2616, 3815), (3052, 3270)]