2157130260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{827}}^1$

素因数の和:1222

約数の個数: 144

約数和(自身を含む): 6723452736

約数和(自身を除く): 4566322476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 337, 387, 430, 516, 645, 674, 774, 827, 860, 1011, 1290, 1348, 1548, 1654, 1685, 1935, 2022, 2481, 2580, 3033, 3308, 3370, 3870, 4044, 4135, 4962, 5055, 6066, 6740, 7443, 7740, 8270, 9924, 10110, 12132, 12405, 14491, 14886, 15165, 16540, 20220, 24810, 28982, 29772, 30330, 35561, 37215, 43473, 49620, 57964, 60660, 71122, 72455, 74430, 86946, 106683, 130419, 142244, 144910, 148860, 173892, 177805, 213366, 217365, 260838, 278699, 289820, 320049, 355610, 426732, 434730, 521676, 533415, 557398, 640098, 652095, 711220, 836097, 869460, 1066830, 1114796, 1280196, 1304190, 1393495, 1600245, 1672194, 2133660, 2508291, 2608380, 2786990, 3200490, 3344388, 4180485, 5016582, 5573980, 6400980, 8360970, 10033164, 11984057, 12541455, 16721940, 23968114, 25082910, 35952171, 47936228, 50165820, 59920285, 71904342, 107856513, 119840570, 143808684, 179760855, 215713026, 239681140, 359521710, 431426052, 539282565, 719043420, 1078565130, 2157130260]

約数ペア:

[(1, 2157130260), (2, 1078565130), (3, 719043420), (4, 539282565), (5, 431426052), (6, 359521710), (9, 239681140), (10, 215713026), (12, 179760855), (15, 143808684), (18, 119840570), (20, 107856513), (30, 71904342), (36, 59920285), (43, 50165820), (45, 47936228), (60, 35952171), (86, 25082910), (90, 23968114), (129, 16721940), (172, 12541455), (180, 11984057), (215, 10033164), (258, 8360970), (337, 6400980), (387, 5573980), (430, 5016582), (516, 4180485), (645, 3344388), (674, 3200490), (774, 2786990), (827, 2608380), (860, 2508291), (1011, 2133660), (1290, 1672194), (1348, 1600245), (1548, 1393495), (1654, 1304190), (1685, 1280196), (1935, 1114796), (2022, 1066830), (2481, 869460), (2580, 836097), (3033, 711220), (3308, 652095), (3370, 640098), (3870, 557398), (4044, 533415), (4135, 521676), (4962, 434730), (5055, 426732), (6066, 355610), (6740, 320049), (7443, 289820), (7740, 278699), (8270, 260838), (9924, 217365), (10110, 213366), (12132, 177805), (12405, 173892), (14491, 148860), (14886, 144910), (15165, 142244), (16540, 130419), (20220, 106683), (24810, 86946), (28982, 74430), (29772, 72455), (30330, 71122), (35561, 60660), (37215, 57964), (43473, 49620)]