40309080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1089

約数の個数: 128

約数和(自身を含む): 141281280

約数和(自身を除く): 100972200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1021, 1128, 1316, 1410, 1645, 1880, 1974, 2042, 2632, 2820, 3063, 3290, 3948, 4084, 4935, 5105, 5640, 6126, 6580, 7147, 7896, 8168, 9870, 10210, 12252, 13160, 14294, 15315, 19740, 20420, 21441, 24504, 28588, 30630, 35735, 39480, 40840, 42882, 47987, 57176, 61260, 71470, 85764, 95974, 107205, 122520, 142940, 143961, 171528, 191948, 214410, 239935, 285880, 287922, 335909, 383896, 428820, 479870, 575844, 671818, 719805, 857640, 959740, 1007727, 1151688, 1343636, 1439610, 1679545, 1919480, 2015454, 2687272, 2879220, 3359090, 4030908, 5038635, 5758440, 6718180, 8061816, 10077270, 13436360, 20154540, 40309080]

約数ペア:

[(1, 40309080), (2, 20154540), (3, 13436360), (4, 10077270), (5, 8061816), (6, 6718180), (7, 5758440), (8, 5038635), (10, 4030908), (12, 3359090), (14, 2879220), (15, 2687272), (20, 2015454), (21, 1919480), (24, 1679545), (28, 1439610), (30, 1343636), (35, 1151688), (40, 1007727), (42, 959740), (47, 857640), (56, 719805), (60, 671818), (70, 575844), (84, 479870), (94, 428820), (105, 383896), (120, 335909), (140, 287922), (141, 285880), (168, 239935), (188, 214410), (210, 191948), (235, 171528), (280, 143961), (282, 142940), (329, 122520), (376, 107205), (420, 95974), (470, 85764), (564, 71470), (658, 61260), (705, 57176), (840, 47987), (940, 42882), (987, 40840), (1021, 39480), (1128, 35735), (1316, 30630), (1410, 28588), (1645, 24504), (1880, 21441), (1974, 20420), (2042, 19740), (2632, 15315), (2820, 14294), (3063, 13160), (3290, 12252), (3948, 10210), (4084, 9870), (4935, 8168), (5105, 7896), (5640, 7147), (6126, 6580)]