68690580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3989}}^1$

素因数の和:4049

約数の個数: 96

約数和(自身を含む): 225227520

約数和(自身を除く): 156536940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 3989, 4305, 5740, 7978, 8610, 11967, 15956, 17220, 19945, 23934, 27923, 39890, 47868, 55846, 59835, 79780, 83769, 111692, 119670, 139615, 163549, 167538, 239340, 279230, 327098, 335076, 418845, 490647, 558460, 654196, 817745, 837690, 981294, 1144843, 1635490, 1675380, 1962588, 2289686, 2453235, 3270980, 3434529, 4579372, 4906470, 5724215, 6869058, 9812940, 11448430, 13738116, 17172645, 22896860, 34345290, 68690580]

約数ペア:

[(1, 68690580), (2, 34345290), (3, 22896860), (4, 17172645), (5, 13738116), (6, 11448430), (7, 9812940), (10, 6869058), (12, 5724215), (14, 4906470), (15, 4579372), (20, 3434529), (21, 3270980), (28, 2453235), (30, 2289686), (35, 1962588), (41, 1675380), (42, 1635490), (60, 1144843), (70, 981294), (82, 837690), (84, 817745), (105, 654196), (123, 558460), (140, 490647), (164, 418845), (205, 335076), (210, 327098), (246, 279230), (287, 239340), (410, 167538), (420, 163549), (492, 139615), (574, 119670), (615, 111692), (820, 83769), (861, 79780), (1148, 59835), (1230, 55846), (1435, 47868), (1722, 39890), (2460, 27923), (2870, 23934), (3444, 19945), (3989, 17220), (4305, 15956), (5740, 11967), (7978, 8610)]