42647727060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{119723}}^1$

素因数の和:121717

約数の個数: 72

約数和(自身を含む): 129431221920

約数和(自身を除く): 86783494860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1979, 3958, 5937, 7916, 9895, 11874, 17811, 19790, 23748, 29685, 35622, 39580, 59370, 71244, 89055, 118740, 119723, 178110, 239446, 356220, 359169, 478892, 598615, 718338, 1077507, 1197230, 1436676, 1795845, 2155014, 2394460, 3591690, 4310028, 5387535, 7183380, 10775070, 21550140, 236931817, 473863634, 710795451, 947727268, 1184659085, 1421590902, 2132386353, 2369318170, 2843181804, 3553977255, 4264772706, 4738636340, 7107954510, 8529545412, 10661931765, 14215909020, 21323863530, 42647727060]

約数ペア:

[(1, 42647727060), (2, 21323863530), (3, 14215909020), (4, 10661931765), (5, 8529545412), (6, 7107954510), (9, 4738636340), (10, 4264772706), (12, 3553977255), (15, 2843181804), (18, 2369318170), (20, 2132386353), (30, 1421590902), (36, 1184659085), (45, 947727268), (60, 710795451), (90, 473863634), (180, 236931817), (1979, 21550140), (3958, 10775070), (5937, 7183380), (7916, 5387535), (9895, 4310028), (11874, 3591690), (17811, 2394460), (19790, 2155014), (23748, 1795845), (29685, 1436676), (35622, 1197230), (39580, 1077507), (59370, 718338), (71244, 598615), (89055, 478892), (118740, 359169), (119723, 356220), (178110, 239446)]