68162220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 241532928

約数和(自身を除く): 173370708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1151, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2302, 2820, 2961, 3290, 3453, 3948, 4230, 4604, 4935, 5755, 5922, 6580, 6906, 8057, 8460, 9870, 10359, 11510, 11844, 13812, 14805, 16114, 17265, 19740, 20718, 23020, 24171, 29610, 32228, 34530, 40285, 41436, 48342, 51795, 54097, 59220, 69060, 72513, 80570, 96684, 103590, 108194, 120855, 145026, 161140, 162291, 207180, 216388, 241710, 270485, 290052, 324582, 362565, 378679, 483420, 486873, 540970, 649164, 725130, 757358, 811455, 973746, 1081940, 1136037, 1450260, 1514716, 1622910, 1893395, 1947492, 2272074, 2434365, 3245820, 3408111, 3786790, 4544148, 4868730, 5680185, 6816222, 7573580, 9737460, 11360370, 13632444, 17040555, 22720740, 34081110, 68162220]

約数ペア:

[(1, 68162220), (2, 34081110), (3, 22720740), (4, 17040555), (5, 13632444), (6, 11360370), (7, 9737460), (9, 7573580), (10, 6816222), (12, 5680185), (14, 4868730), (15, 4544148), (18, 3786790), (20, 3408111), (21, 3245820), (28, 2434365), (30, 2272074), (35, 1947492), (36, 1893395), (42, 1622910), (45, 1514716), (47, 1450260), (60, 1136037), (63, 1081940), (70, 973746), (84, 811455), (90, 757358), (94, 725130), (105, 649164), (126, 540970), (140, 486873), (141, 483420), (180, 378679), (188, 362565), (210, 324582), (235, 290052), (252, 270485), (282, 241710), (315, 216388), (329, 207180), (420, 162291), (423, 161140), (470, 145026), (564, 120855), (630, 108194), (658, 103590), (705, 96684), (846, 80570), (940, 72513), (987, 69060), (1151, 59220), (1260, 54097), (1316, 51795), (1410, 48342), (1645, 41436), (1692, 40285), (1974, 34530), (2115, 32228), (2302, 29610), (2820, 24171), (2961, 23020), (3290, 20718), (3453, 19740), (3948, 17265), (4230, 16114), (4604, 14805), (4935, 13812), (5755, 11844), (5922, 11510), (6580, 10359), (6906, 9870), (8057, 8460)]