1980974520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3463}}^1$

素因数の和:3714

約数の個数: 192

約数和(自身を含む): 7392453120

約数和(自身を除く): 5411478600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 227, 252, 280, 315, 360, 420, 454, 504, 630, 681, 840, 908, 1135, 1260, 1362, 1589, 1816, 2043, 2270, 2520, 2724, 3178, 3405, 3463, 4086, 4540, 4767, 5448, 6356, 6810, 6926, 7945, 8172, 9080, 9534, 10215, 10389, 12712, 13620, 13852, 14301, 15890, 16344, 17315, 19068, 20430, 20778, 23835, 24241, 27240, 27704, 28602, 31167, 31780, 34630, 38136, 40860, 41556, 47670, 48482, 51945, 57204, 62334, 63560, 69260, 71505, 72723, 81720, 83112, 95340, 96964, 103890, 114408, 121205, 124668, 138520, 143010, 145446, 155835, 190680, 193928, 207780, 218169, 242410, 249336, 286020, 290892, 311670, 363615, 415560, 436338, 484820, 572040, 581784, 623340, 727230, 786101, 872676, 969640, 1090845, 1246680, 1454460, 1572202, 1745352, 2181690, 2358303, 2908920, 3144404, 3930505, 4363380, 4716606, 5502707, 6288808, 7074909, 7861010, 8726760, 9433212, 11005414, 11791515, 14149818, 15722020, 16508121, 18866424, 22010828, 23583030, 27513535, 28299636, 31444040, 33016242, 35374545, 44021656, 47166060, 49524363, 55027070, 56599272, 66032484, 70749090, 82540605, 94332120, 99048726, 110054140, 132064968, 141498180, 165081210, 198097452, 220108280, 247621815, 282996360, 330162420, 396194904, 495243630, 660324840, 990487260, 1980974520]

約数ペア:

[(1, 1980974520), (2, 990487260), (3, 660324840), (4, 495243630), (5, 396194904), (6, 330162420), (7, 282996360), (8, 247621815), (9, 220108280), (10, 198097452), (12, 165081210), (14, 141498180), (15, 132064968), (18, 110054140), (20, 99048726), (21, 94332120), (24, 82540605), (28, 70749090), (30, 66032484), (35, 56599272), (36, 55027070), (40, 49524363), (42, 47166060), (45, 44021656), (56, 35374545), (60, 33016242), (63, 31444040), (70, 28299636), (72, 27513535), (84, 23583030), (90, 22010828), (105, 18866424), (120, 16508121), (126, 15722020), (140, 14149818), (168, 11791515), (180, 11005414), (210, 9433212), (227, 8726760), (252, 7861010), (280, 7074909), (315, 6288808), (360, 5502707), (420, 4716606), (454, 4363380), (504, 3930505), (630, 3144404), (681, 2908920), (840, 2358303), (908, 2181690), (1135, 1745352), (1260, 1572202), (1362, 1454460), (1589, 1246680), (1816, 1090845), (2043, 969640), (2270, 872676), (2520, 786101), (2724, 727230), (3178, 623340), (3405, 581784), (3463, 572040), (4086, 484820), (4540, 436338), (4767, 415560), (5448, 363615), (6356, 311670), (6810, 290892), (6926, 286020), (7945, 249336), (8172, 242410), (9080, 218169), (9534, 207780), (10215, 193928), (10389, 190680), (12712, 155835), (13620, 145446), (13852, 143010), (14301, 138520), (15890, 124668), (16344, 121205), (17315, 114408), (19068, 103890), (20430, 96964), (20778, 95340), (23835, 83112), (24241, 81720), (27240, 72723), (27704, 71505), (28602, 69260), (31167, 63560), (31780, 62334), (34630, 57204), (38136, 51945), (40860, 48482), (41556, 47670)]