308972280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:829

約数の個数: 128

約数和(自身を含む): 986618880

約数和(自身を除く): 677646600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 311, 340, 408, 487, 510, 622, 680, 933, 974, 1020, 1244, 1461, 1555, 1866, 1948, 2040, 2435, 2488, 2922, 3110, 3732, 3896, 4665, 4870, 5287, 5844, 6220, 7305, 7464, 8279, 9330, 9740, 10574, 11688, 12440, 14610, 15861, 16558, 18660, 19480, 21148, 24837, 26435, 29220, 31722, 33116, 37320, 41395, 42296, 49674, 52870, 58440, 63444, 66232, 79305, 82790, 99348, 105740, 124185, 126888, 151457, 158610, 165580, 198696, 211480, 248370, 302914, 317220, 331160, 454371, 496740, 605828, 634440, 757285, 908742, 993480, 1211656, 1514570, 1817484, 2271855, 2574769, 3029140, 3634968, 4543710, 5149538, 6058280, 7724307, 9087420, 10299076, 12873845, 15448614, 18174840, 20598152, 25747690, 30897228, 38621535, 51495380, 61794456, 77243070, 102990760, 154486140, 308972280]

約数ペア:

[(1, 308972280), (2, 154486140), (3, 102990760), (4, 77243070), (5, 61794456), (6, 51495380), (8, 38621535), (10, 30897228), (12, 25747690), (15, 20598152), (17, 18174840), (20, 15448614), (24, 12873845), (30, 10299076), (34, 9087420), (40, 7724307), (51, 6058280), (60, 5149538), (68, 4543710), (85, 3634968), (102, 3029140), (120, 2574769), (136, 2271855), (170, 1817484), (204, 1514570), (255, 1211656), (311, 993480), (340, 908742), (408, 757285), (487, 634440), (510, 605828), (622, 496740), (680, 454371), (933, 331160), (974, 317220), (1020, 302914), (1244, 248370), (1461, 211480), (1555, 198696), (1866, 165580), (1948, 158610), (2040, 151457), (2435, 126888), (2488, 124185), (2922, 105740), (3110, 99348), (3732, 82790), (3896, 79305), (4665, 66232), (4870, 63444), (5287, 58440), (5844, 52870), (6220, 49674), (7305, 42296), (7464, 41395), (8279, 37320), (9330, 33116), (9740, 31722), (10574, 29220), (11688, 26435), (12440, 24837), (14610, 21148), (15861, 19480), (16558, 18660)]