215219280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 703954944

約数和(自身を除く): 488735664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 127, 138, 184, 230, 240, 254, 276, 307, 345, 368, 381, 460, 508, 552, 614, 635, 690, 762, 920, 921, 1016, 1104, 1228, 1270, 1380, 1524, 1535, 1840, 1842, 1905, 2032, 2456, 2540, 2760, 2921, 3048, 3070, 3684, 3810, 4605, 4912, 5080, 5520, 5842, 6096, 6140, 7061, 7368, 7620, 8763, 9210, 10160, 11684, 12280, 14122, 14605, 14736, 15240, 17526, 18420, 21183, 23368, 24560, 28244, 29210, 30480, 35052, 35305, 36840, 38989, 42366, 43815, 46736, 56488, 58420, 70104, 70610, 73680, 77978, 84732, 87630, 105915, 112976, 116840, 116967, 140208, 141220, 155956, 169464, 175260, 194945, 211830, 233680, 233934, 282440, 311912, 338928, 350520, 389890, 423660, 467868, 564880, 584835, 623824, 701040, 779780, 847320, 896747, 935736, 1169670, 1559560, 1694640, 1793494, 1871472, 2339340, 2690241, 3119120, 3586988, 4483735, 4678680, 5380482, 7173976, 8967470, 9357360, 10760964, 13451205, 14347952, 17934940, 21521928, 26902410, 35869880, 43043856, 53804820, 71739760, 107609640, 215219280]

約数ペア:

[(1, 215219280), (2, 107609640), (3, 71739760), (4, 53804820), (5, 43043856), (6, 35869880), (8, 26902410), (10, 21521928), (12, 17934940), (15, 14347952), (16, 13451205), (20, 10760964), (23, 9357360), (24, 8967470), (30, 7173976), (40, 5380482), (46, 4678680), (48, 4483735), (60, 3586988), (69, 3119120), (80, 2690241), (92, 2339340), (115, 1871472), (120, 1793494), (127, 1694640), (138, 1559560), (184, 1169670), (230, 935736), (240, 896747), (254, 847320), (276, 779780), (307, 701040), (345, 623824), (368, 584835), (381, 564880), (460, 467868), (508, 423660), (552, 389890), (614, 350520), (635, 338928), (690, 311912), (762, 282440), (920, 233934), (921, 233680), (1016, 211830), (1104, 194945), (1228, 175260), (1270, 169464), (1380, 155956), (1524, 141220), (1535, 140208), (1840, 116967), (1842, 116840), (1905, 112976), (2032, 105915), (2456, 87630), (2540, 84732), (2760, 77978), (2921, 73680), (3048, 70610), (3070, 70104), (3684, 58420), (3810, 56488), (4605, 46736), (4912, 43815), (5080, 42366), (5520, 38989), (5842, 36840), (6096, 35305), (6140, 35052), (7061, 30480), (7368, 29210), (7620, 28244), (8763, 24560), (9210, 23368), (10160, 21183), (11684, 18420), (12280, 17526), (14122, 15240), (14605, 14736)]