68993820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3260

約数の個数: 144

約数和(自身を含む): 253326528

約数和(自身を除く): 184332708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3221, 3570, 4284, 5355, 6442, 7140, 9663, 10710, 12884, 16105, 19326, 21420, 22547, 28989, 32210, 38652, 45094, 48315, 54757, 57978, 64420, 67641, 90188, 96630, 109514, 112735, 115956, 135282, 144945, 164271, 193260, 202923, 219028, 225470, 270564, 273785, 289890, 328542, 338205, 383299, 405846, 450940, 492813, 547570, 579780, 657084, 676410, 766598, 811692, 821355, 985626, 1014615, 1095140, 1149897, 1352820, 1533196, 1642710, 1916495, 1971252, 2029230, 2299794, 2464065, 3285420, 3449691, 3832990, 4058460, 4599588, 4928130, 5749485, 6899382, 7665980, 9856260, 11498970, 13798764, 17248455, 22997940, 34496910, 68993820]

約数ペア:

[(1, 68993820), (2, 34496910), (3, 22997940), (4, 17248455), (5, 13798764), (6, 11498970), (7, 9856260), (9, 7665980), (10, 6899382), (12, 5749485), (14, 4928130), (15, 4599588), (17, 4058460), (18, 3832990), (20, 3449691), (21, 3285420), (28, 2464065), (30, 2299794), (34, 2029230), (35, 1971252), (36, 1916495), (42, 1642710), (45, 1533196), (51, 1352820), (60, 1149897), (63, 1095140), (68, 1014615), (70, 985626), (84, 821355), (85, 811692), (90, 766598), (102, 676410), (105, 657084), (119, 579780), (126, 547570), (140, 492813), (153, 450940), (170, 405846), (180, 383299), (204, 338205), (210, 328542), (238, 289890), (252, 273785), (255, 270564), (306, 225470), (315, 219028), (340, 202923), (357, 193260), (420, 164271), (476, 144945), (510, 135282), (595, 115956), (612, 112735), (630, 109514), (714, 96630), (765, 90188), (1020, 67641), (1071, 64420), (1190, 57978), (1260, 54757), (1428, 48315), (1530, 45094), (1785, 38652), (2142, 32210), (2380, 28989), (3060, 22547), (3221, 21420), (3570, 19326), (4284, 16105), (5355, 12884), (6442, 10710), (7140, 9663)]