20180700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1319}}^1$

素因数の和:1356

約数の個数: 108

約数和(自身を含む): 67026960

約数和(自身を除く): 46846260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 204, 225, 255, 300, 306, 340, 425, 450, 510, 612, 765, 850, 900, 1020, 1275, 1319, 1530, 1700, 2550, 2638, 3060, 3825, 3957, 5100, 5276, 6595, 7650, 7914, 11871, 13190, 15300, 15828, 19785, 22423, 23742, 26380, 32975, 39570, 44846, 47484, 59355, 65950, 67269, 79140, 89692, 98925, 112115, 118710, 131900, 134538, 197850, 201807, 224230, 237420, 269076, 296775, 336345, 395700, 403614, 448460, 560575, 593550, 672690, 807228, 1009035, 1121150, 1187100, 1345380, 1681725, 2018070, 2242300, 3363450, 4036140, 5045175, 6726900, 10090350, 20180700]

約数ペア:

[(1, 20180700), (2, 10090350), (3, 6726900), (4, 5045175), (5, 4036140), (6, 3363450), (9, 2242300), (10, 2018070), (12, 1681725), (15, 1345380), (17, 1187100), (18, 1121150), (20, 1009035), (25, 807228), (30, 672690), (34, 593550), (36, 560575), (45, 448460), (50, 403614), (51, 395700), (60, 336345), (68, 296775), (75, 269076), (85, 237420), (90, 224230), (100, 201807), (102, 197850), (150, 134538), (153, 131900), (170, 118710), (180, 112115), (204, 98925), (225, 89692), (255, 79140), (300, 67269), (306, 65950), (340, 59355), (425, 47484), (450, 44846), (510, 39570), (612, 32975), (765, 26380), (850, 23742), (900, 22423), (1020, 19785), (1275, 15828), (1319, 15300), (1530, 13190), (1700, 11871), (2550, 7914), (2638, 7650), (3060, 6595), (3825, 5276), (3957, 5100)]