261620100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:475

約数の個数: 216

約数和(自身を含む): 947314368

約数和(自身を除く): 685694268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 131, 140, 150, 175, 180, 210, 225, 252, 262, 300, 315, 317, 350, 393, 420, 450, 524, 525, 630, 634, 655, 700, 786, 900, 917, 951, 1050, 1179, 1260, 1268, 1310, 1572, 1575, 1585, 1834, 1902, 1965, 2100, 2219, 2358, 2620, 2751, 2853, 3150, 3170, 3275, 3668, 3804, 3930, 4438, 4585, 4716, 4755, 5502, 5706, 5895, 6300, 6340, 6550, 6657, 7860, 7925, 8253, 8876, 9170, 9510, 9825, 11004, 11095, 11412, 11790, 13100, 13314, 13755, 14265, 15850, 16506, 18340, 19020, 19650, 19971, 22190, 22925, 23580, 23775, 26628, 27510, 28530, 29475, 31700, 33012, 33285, 39300, 39942, 41265, 41527, 44380, 45850, 47550, 55020, 55475, 57060, 58950, 66570, 68775, 71325, 79884, 82530, 83054, 91700, 95100, 99855, 110950, 117900, 124581, 133140, 137550, 142650, 165060, 166108, 166425, 199710, 206325, 207635, 221900, 249162, 275100, 285300, 290689, 332850, 373743, 399420, 412650, 415270, 498324, 499275, 581378, 622905, 665700, 747486, 825300, 830540, 872067, 998550, 1038175, 1162756, 1245810, 1453445, 1494972, 1744134, 1868715, 1997100, 2076350, 2491620, 2616201, 2906890, 3114525, 3488268, 3737430, 4152700, 4360335, 5232402, 5813780, 6229050, 7267225, 7474860, 8720670, 9343575, 10464804, 12458100, 13081005, 14534450, 17441340, 18687150, 21801675, 26162010, 29068900, 37374300, 43603350, 52324020, 65405025, 87206700, 130810050, 261620100]

約数ペア:

[(1, 261620100), (2, 130810050), (3, 87206700), (4, 65405025), (5, 52324020), (6, 43603350), (7, 37374300), (9, 29068900), (10, 26162010), (12, 21801675), (14, 18687150), (15, 17441340), (18, 14534450), (20, 13081005), (21, 12458100), (25, 10464804), (28, 9343575), (30, 8720670), (35, 7474860), (36, 7267225), (42, 6229050), (45, 5813780), (50, 5232402), (60, 4360335), (63, 4152700), (70, 3737430), (75, 3488268), (84, 3114525), (90, 2906890), (100, 2616201), (105, 2491620), (126, 2076350), (131, 1997100), (140, 1868715), (150, 1744134), (175, 1494972), (180, 1453445), (210, 1245810), (225, 1162756), (252, 1038175), (262, 998550), (300, 872067), (315, 830540), (317, 825300), (350, 747486), (393, 665700), (420, 622905), (450, 581378), (524, 499275), (525, 498324), (630, 415270), (634, 412650), (655, 399420), (700, 373743), (786, 332850), (900, 290689), (917, 285300), (951, 275100), (1050, 249162), (1179, 221900), (1260, 207635), (1268, 206325), (1310, 199710), (1572, 166425), (1575, 166108), (1585, 165060), (1834, 142650), (1902, 137550), (1965, 133140), (2100, 124581), (2219, 117900), (2358, 110950), (2620, 99855), (2751, 95100), (2853, 91700), (3150, 83054), (3170, 82530), (3275, 79884), (3668, 71325), (3804, 68775), (3930, 66570), (4438, 58950), (4585, 57060), (4716, 55475), (4755, 55020), (5502, 47550), (5706, 45850), (5895, 44380), (6300, 41527), (6340, 41265), (6550, 39942), (6657, 39300), (7860, 33285), (7925, 33012), (8253, 31700), (8876, 29475), (9170, 28530), (9510, 27510), (9825, 26628), (11004, 23775), (11095, 23580), (11412, 22925), (11790, 22190), (13100, 19971), (13314, 19650), (13755, 19020), (14265, 18340), (15850, 16506)]