220020840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15671}}^1$

素因数の和:15704

約数の個数: 128

約数和(自身を含む): 789868800

約数和(自身を除く): 569847960

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, 7020, 14040, 15671, 31342, 47013, 62684, 78355, 94026, 125368, 141039, 156710, 188052, 203723, 235065, 282078, 313420, 376104, 407446, 423117, 470130, 564156, 611169, 626840, 705195, 814892, 846234, 940260, 1018615, 1128312, 1222338, 1410390, 1629784, 1692468, 1833507, 1880520, 2037230, 2115585, 2444676, 2820780, 3055845, 3384936, 3667014, 4074460, 4231170, 4889352, 5500521, 5641560, 6111690, 7334028, 8148920, 8462340, 9167535, 11001042, 12223380, 14668056, 16924680, 18335070, 22002084, 24446760, 27502605, 36670140, 44004168, 55005210, 73340280, 110010420, 220020840]

約数ペア:

[(1, 220020840), (2, 110010420), (3, 73340280), (4, 55005210), (5, 44004168), (6, 36670140), (8, 27502605), (9, 24446760), (10, 22002084), (12, 18335070), (13, 16924680), (15, 14668056), (18, 12223380), (20, 11001042), (24, 9167535), (26, 8462340), (27, 8148920), (30, 7334028), (36, 6111690), (39, 5641560), (40, 5500521), (45, 4889352), (52, 4231170), (54, 4074460), (60, 3667014), (65, 3384936), (72, 3055845), (78, 2820780), (90, 2444676), (104, 2115585), (108, 2037230), (117, 1880520), (120, 1833507), (130, 1692468), (135, 1629784), (156, 1410390), (180, 1222338), (195, 1128312), (216, 1018615), (234, 940260), (260, 846234), (270, 814892), (312, 705195), (351, 626840), (360, 611169), (390, 564156), (468, 470130), (520, 423117), (540, 407446), (585, 376104), (702, 313420), (780, 282078), (936, 235065), (1080, 203723), (1170, 188052), (1404, 156710), (1560, 141039), (1755, 125368), (2340, 94026), (2808, 78355), (3510, 62684), (4680, 47013), (7020, 31342), (14040, 15671)]