74858880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:456

約数の個数: 128

約数和(自身を含む): 241274880

約数和(自身を除く): 166416000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 307, 320, 381, 384, 480, 508, 614, 635, 640, 762, 921, 960, 1016, 1228, 1270, 1524, 1535, 1842, 1905, 1920, 2032, 2456, 2540, 3048, 3070, 3684, 3810, 4064, 4605, 4912, 5080, 6096, 6140, 7368, 7620, 8128, 9210, 9824, 10160, 12192, 12280, 14736, 15240, 16256, 18420, 19648, 20320, 24384, 24560, 29472, 30480, 36840, 38989, 39296, 40640, 48768, 49120, 58944, 60960, 73680, 77978, 81280, 98240, 116967, 117888, 121920, 147360, 155956, 194945, 196480, 233934, 243840, 294720, 311912, 389890, 467868, 584835, 589440, 623824, 779780, 935736, 1169670, 1247648, 1559560, 1871472, 2339340, 2495296, 3119120, 3742944, 4678680, 4990592, 6238240, 7485888, 9357360, 12476480, 14971776, 18714720, 24952960, 37429440, 74858880]

約数ペア:

[(1, 74858880), (2, 37429440), (3, 24952960), (4, 18714720), (5, 14971776), (6, 12476480), (8, 9357360), (10, 7485888), (12, 6238240), (15, 4990592), (16, 4678680), (20, 3742944), (24, 3119120), (30, 2495296), (32, 2339340), (40, 1871472), (48, 1559560), (60, 1247648), (64, 1169670), (80, 935736), (96, 779780), (120, 623824), (127, 589440), (128, 584835), (160, 467868), (192, 389890), (240, 311912), (254, 294720), (307, 243840), (320, 233934), (381, 196480), (384, 194945), (480, 155956), (508, 147360), (614, 121920), (635, 117888), (640, 116967), (762, 98240), (921, 81280), (960, 77978), (1016, 73680), (1228, 60960), (1270, 58944), (1524, 49120), (1535, 48768), (1842, 40640), (1905, 39296), (1920, 38989), (2032, 36840), (2456, 30480), (2540, 29472), (3048, 24560), (3070, 24384), (3684, 20320), (3810, 19648), (4064, 18420), (4605, 16256), (4912, 15240), (5080, 14736), (6096, 12280), (6140, 12192), (7368, 10160), (7620, 9824), (8128, 9210)]