891803340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{291439}}^1$

素因数の和:291471

約数の個数: 72

約数和(自身を含む): 2864272320

約数和(自身を除く): 1972468980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 291439, 582878, 874317, 1165756, 1457195, 1748634, 2622951, 2914390, 3497268, 4371585, 4954463, 5245902, 5828780, 8743170, 9908926, 10491804, 13114755, 14863389, 17486340, 19817852, 24772315, 26229510, 29726778, 44590167, 49544630, 52459020, 59453556, 74316945, 89180334, 99089260, 148633890, 178360668, 222950835, 297267780, 445901670, 891803340]

約数ペア:

[(1, 891803340), (2, 445901670), (3, 297267780), (4, 222950835), (5, 178360668), (6, 148633890), (9, 99089260), (10, 89180334), (12, 74316945), (15, 59453556), (17, 52459020), (18, 49544630), (20, 44590167), (30, 29726778), (34, 26229510), (36, 24772315), (45, 19817852), (51, 17486340), (60, 14863389), (68, 13114755), (85, 10491804), (90, 9908926), (102, 8743170), (153, 5828780), (170, 5245902), (180, 4954463), (204, 4371585), (255, 3497268), (306, 2914390), (340, 2622951), (510, 1748634), (612, 1457195), (765, 1165756), (1020, 874317), (1530, 582878), (3060, 291439)]