2981520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 10358712

約数和(自身を除く): 7377192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 101, 120, 123, 144, 164, 180, 202, 205, 240, 246, 303, 328, 360, 369, 404, 410, 492, 505, 606, 615, 656, 720, 738, 808, 820, 909, 984, 1010, 1212, 1230, 1476, 1515, 1616, 1640, 1818, 1845, 1968, 2020, 2424, 2460, 2952, 3030, 3280, 3636, 3690, 4040, 4141, 4545, 4848, 4920, 5904, 6060, 7272, 7380, 8080, 8282, 9090, 9840, 12120, 12423, 14544, 14760, 16564, 18180, 20705, 24240, 24846, 29520, 33128, 36360, 37269, 41410, 49692, 62115, 66256, 72720, 74538, 82820, 99384, 124230, 149076, 165640, 186345, 198768, 248460, 298152, 331280, 372690, 496920, 596304, 745380, 993840, 1490760, 2981520]

約数ペア:

[(1, 2981520), (2, 1490760), (3, 993840), (4, 745380), (5, 596304), (6, 496920), (8, 372690), (9, 331280), (10, 298152), (12, 248460), (15, 198768), (16, 186345), (18, 165640), (20, 149076), (24, 124230), (30, 99384), (36, 82820), (40, 74538), (41, 72720), (45, 66256), (48, 62115), (60, 49692), (72, 41410), (80, 37269), (82, 36360), (90, 33128), (101, 29520), (120, 24846), (123, 24240), (144, 20705), (164, 18180), (180, 16564), (202, 14760), (205, 14544), (240, 12423), (246, 12120), (303, 9840), (328, 9090), (360, 8282), (369, 8080), (404, 7380), (410, 7272), (492, 6060), (505, 5904), (606, 4920), (615, 4848), (656, 4545), (720, 4141), (738, 4040), (808, 3690), (820, 3636), (909, 3280), (984, 3030), (1010, 2952), (1212, 2460), (1230, 2424), (1476, 2020), (1515, 1968), (1616, 1845), (1640, 1818)]