180590320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 456359184

約数和(自身を除く): 275768864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 107, 136, 146, 170, 214, 272, 289, 292, 340, 365, 428, 535, 578, 584, 680, 730, 856, 1070, 1156, 1168, 1241, 1360, 1445, 1460, 1712, 1819, 2140, 2312, 2482, 2890, 2920, 3638, 4280, 4624, 4964, 5780, 5840, 6205, 7276, 7811, 8560, 9095, 9928, 11560, 12410, 14552, 15622, 18190, 19856, 21097, 23120, 24820, 29104, 30923, 31244, 36380, 39055, 42194, 49640, 61846, 62488, 72760, 78110, 84388, 99280, 105485, 123692, 124976, 132787, 145520, 154615, 156220, 168776, 210970, 247384, 265574, 309230, 312440, 337552, 421940, 494768, 531148, 618460, 624880, 663935, 843880, 1062296, 1236920, 1327870, 1687760, 2124592, 2257379, 2473840, 2655740, 4514758, 5311480, 9029516, 10622960, 11286895, 18059032, 22573790, 36118064, 45147580, 90295160, 180590320]

約数ペア:

[(1, 180590320), (2, 90295160), (4, 45147580), (5, 36118064), (8, 22573790), (10, 18059032), (16, 11286895), (17, 10622960), (20, 9029516), (34, 5311480), (40, 4514758), (68, 2655740), (73, 2473840), (80, 2257379), (85, 2124592), (107, 1687760), (136, 1327870), (146, 1236920), (170, 1062296), (214, 843880), (272, 663935), (289, 624880), (292, 618460), (340, 531148), (365, 494768), (428, 421940), (535, 337552), (578, 312440), (584, 309230), (680, 265574), (730, 247384), (856, 210970), (1070, 168776), (1156, 156220), (1168, 154615), (1241, 145520), (1360, 132787), (1445, 124976), (1460, 123692), (1712, 105485), (1819, 99280), (2140, 84388), (2312, 78110), (2482, 72760), (2890, 62488), (2920, 61846), (3638, 49640), (4280, 42194), (4624, 39055), (4964, 36380), (5780, 31244), (5840, 30923), (6205, 29104), (7276, 24820), (7811, 23120), (8560, 21097), (9095, 19856), (9928, 18190), (11560, 15622), (12410, 14552)]