8899920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 30640896

約数和(自身を除く): 21740976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 120, 141, 144, 180, 188, 235, 240, 263, 282, 360, 376, 423, 470, 526, 564, 705, 720, 752, 789, 846, 940, 1052, 1128, 1315, 1410, 1578, 1692, 1880, 2104, 2115, 2256, 2367, 2630, 2820, 3156, 3384, 3760, 3945, 4208, 4230, 4734, 5260, 5640, 6312, 6768, 7890, 8460, 9468, 10520, 11280, 11835, 12361, 12624, 15780, 16920, 18936, 21040, 23670, 24722, 31560, 33840, 37083, 37872, 47340, 49444, 61805, 63120, 74166, 94680, 98888, 111249, 123610, 148332, 185415, 189360, 197776, 222498, 247220, 296664, 370830, 444996, 494440, 556245, 593328, 741660, 889992, 988880, 1112490, 1483320, 1779984, 2224980, 2966640, 4449960, 8899920]

約数ペア:

[(1, 8899920), (2, 4449960), (3, 2966640), (4, 2224980), (5, 1779984), (6, 1483320), (8, 1112490), (9, 988880), (10, 889992), (12, 741660), (15, 593328), (16, 556245), (18, 494440), (20, 444996), (24, 370830), (30, 296664), (36, 247220), (40, 222498), (45, 197776), (47, 189360), (48, 185415), (60, 148332), (72, 123610), (80, 111249), (90, 98888), (94, 94680), (120, 74166), (141, 63120), (144, 61805), (180, 49444), (188, 47340), (235, 37872), (240, 37083), (263, 33840), (282, 31560), (360, 24722), (376, 23670), (423, 21040), (470, 18936), (526, 16920), (564, 15780), (705, 12624), (720, 12361), (752, 11835), (789, 11280), (846, 10520), (940, 9468), (1052, 8460), (1128, 7890), (1315, 6768), (1410, 6312), (1578, 5640), (1692, 5260), (1880, 4734), (2104, 4230), (2115, 4208), (2256, 3945), (2367, 3760), (2630, 3384), (2820, 3156)]