78020280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5557}}^1$

素因数の和:5590

約数の個数: 128

約数和(自身を含む): 280123200

約数和(自身を除く): 202102920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 5557, 7020, 11114, 14040, 16671, 22228, 27785, 33342, 44456, 50013, 55570, 66684, 72241, 83355, 100026, 111140, 133368, 144482, 150039, 166710, 200052, 216723, 222280, 250065, 288964, 300078, 333420, 361205, 400104, 433446, 500130, 577928, 600156, 650169, 666840, 722410, 750195, 866892, 1000260, 1083615, 1200312, 1300338, 1444820, 1500390, 1733784, 1950507, 2000520, 2167230, 2600676, 2889640, 3000780, 3250845, 3901014, 4334460, 5201352, 6001560, 6501690, 7802028, 8668920, 9752535, 13003380, 15604056, 19505070, 26006760, 39010140, 78020280]

約数ペア:

[(1, 78020280), (2, 39010140), (3, 26006760), (4, 19505070), (5, 15604056), (6, 13003380), (8, 9752535), (9, 8668920), (10, 7802028), (12, 6501690), (13, 6001560), (15, 5201352), (18, 4334460), (20, 3901014), (24, 3250845), (26, 3000780), (27, 2889640), (30, 2600676), (36, 2167230), (39, 2000520), (40, 1950507), (45, 1733784), (52, 1500390), (54, 1444820), (60, 1300338), (65, 1200312), (72, 1083615), (78, 1000260), (90, 866892), (104, 750195), (108, 722410), (117, 666840), (120, 650169), (130, 600156), (135, 577928), (156, 500130), (180, 433446), (195, 400104), (216, 361205), (234, 333420), (260, 300078), (270, 288964), (312, 250065), (351, 222280), (360, 216723), (390, 200052), (468, 166710), (520, 150039), (540, 144482), (585, 133368), (702, 111140), (780, 100026), (936, 83355), (1080, 72241), (1170, 66684), (1404, 55570), (1560, 50013), (1755, 44456), (2340, 33342), (2808, 27785), (3510, 22228), (4680, 16671), (5557, 14040), (7020, 11114)]