61371940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 154828800

約数和(自身を除く): 93456860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 79, 124, 140, 155, 158, 179, 217, 310, 316, 358, 395, 434, 553, 620, 716, 790, 868, 895, 1085, 1106, 1253, 1580, 1790, 2170, 2212, 2449, 2506, 2765, 3580, 4340, 4898, 5012, 5530, 5549, 6265, 9796, 11060, 11098, 12245, 12530, 14141, 17143, 22196, 24490, 25060, 27745, 28282, 34286, 38843, 48980, 55490, 56564, 68572, 70705, 77686, 85715, 98987, 110980, 141410, 155372, 171430, 194215, 197974, 282820, 342860, 388430, 395948, 438371, 494935, 776860, 876742, 989870, 1753484, 1979740, 2191855, 3068597, 4383710, 6137194, 8767420, 12274388, 15342985, 30685970, 61371940]

約数ペア:

[(1, 61371940), (2, 30685970), (4, 15342985), (5, 12274388), (7, 8767420), (10, 6137194), (14, 4383710), (20, 3068597), (28, 2191855), (31, 1979740), (35, 1753484), (62, 989870), (70, 876742), (79, 776860), (124, 494935), (140, 438371), (155, 395948), (158, 388430), (179, 342860), (217, 282820), (310, 197974), (316, 194215), (358, 171430), (395, 155372), (434, 141410), (553, 110980), (620, 98987), (716, 85715), (790, 77686), (868, 70705), (895, 68572), (1085, 56564), (1106, 55490), (1253, 48980), (1580, 38843), (1790, 34286), (2170, 28282), (2212, 27745), (2449, 25060), (2506, 24490), (2765, 22196), (3580, 17143), (4340, 14141), (4898, 12530), (5012, 12245), (5530, 11098), (5549, 11060), (6265, 9796)]