259750480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 708704640

約数和(自身を除く): 448954160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 97, 110, 136, 170, 176, 179, 187, 194, 220, 272, 340, 358, 374, 388, 440, 485, 680, 716, 748, 776, 880, 895, 935, 970, 1067, 1360, 1432, 1496, 1552, 1649, 1790, 1870, 1940, 1969, 2134, 2864, 2992, 3043, 3298, 3580, 3740, 3880, 3938, 4268, 5335, 6086, 6596, 7160, 7480, 7760, 7876, 8245, 8536, 9845, 10670, 12172, 13192, 14320, 14960, 15215, 15752, 16490, 17072, 17363, 18139, 19690, 21340, 24344, 26384, 30430, 31504, 32980, 33473, 34726, 36278, 39380, 42680, 48688, 60860, 65960, 66946, 69452, 72556, 78760, 85360, 86815, 90695, 121720, 131920, 133892, 138904, 145112, 157520, 167365, 173630, 181390, 190993, 243440, 267784, 277808, 290224, 295171, 334730, 347260, 362780, 381986, 535568, 590342, 669460, 694520, 725560, 763972, 954965, 1180684, 1338920, 1389040, 1451120, 1475855, 1527944, 1909930, 2361368, 2677840, 2951710, 3055888, 3246881, 3819860, 4722736, 5903420, 6493762, 7639720, 11806840, 12987524, 15279440, 16234405, 23613680, 25975048, 32468810, 51950096, 64937620, 129875240, 259750480]

約数ペア:

[(1, 259750480), (2, 129875240), (4, 64937620), (5, 51950096), (8, 32468810), (10, 25975048), (11, 23613680), (16, 16234405), (17, 15279440), (20, 12987524), (22, 11806840), (34, 7639720), (40, 6493762), (44, 5903420), (55, 4722736), (68, 3819860), (80, 3246881), (85, 3055888), (88, 2951710), (97, 2677840), (110, 2361368), (136, 1909930), (170, 1527944), (176, 1475855), (179, 1451120), (187, 1389040), (194, 1338920), (220, 1180684), (272, 954965), (340, 763972), (358, 725560), (374, 694520), (388, 669460), (440, 590342), (485, 535568), (680, 381986), (716, 362780), (748, 347260), (776, 334730), (880, 295171), (895, 290224), (935, 277808), (970, 267784), (1067, 243440), (1360, 190993), (1432, 181390), (1496, 173630), (1552, 167365), (1649, 157520), (1790, 145112), (1870, 138904), (1940, 133892), (1969, 131920), (2134, 121720), (2864, 90695), (2992, 86815), (3043, 85360), (3298, 78760), (3580, 72556), (3740, 69452), (3880, 66946), (3938, 65960), (4268, 60860), (5335, 48688), (6086, 42680), (6596, 39380), (7160, 36278), (7480, 34726), (7760, 33473), (7876, 32980), (8245, 31504), (8536, 30430), (9845, 26384), (10670, 24344), (12172, 21340), (13192, 19690), (14320, 18139), (14960, 17363), (15215, 17072), (15752, 16490)]