120663280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^3\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 80

約数和(自身を含む): 299043360

約数和(自身を除く): 178380080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 307, 340, 578, 614, 680, 1156, 1228, 1360, 1445, 1535, 2312, 2456, 2890, 3070, 4624, 4912, 4913, 5219, 5780, 6140, 9826, 10438, 11560, 12280, 19652, 20876, 23120, 24560, 24565, 26095, 39304, 41752, 49130, 52190, 78608, 83504, 88723, 98260, 104380, 177446, 196520, 208760, 354892, 393040, 417520, 443615, 709784, 887230, 1419568, 1508291, 1774460, 3016582, 3548920, 6033164, 7097840, 7541455, 12066328, 15082910, 24132656, 30165820, 60331640, 120663280]

約数ペア:

[(1, 120663280), (2, 60331640), (4, 30165820), (5, 24132656), (8, 15082910), (10, 12066328), (16, 7541455), (17, 7097840), (20, 6033164), (34, 3548920), (40, 3016582), (68, 1774460), (80, 1508291), (85, 1419568), (136, 887230), (170, 709784), (272, 443615), (289, 417520), (307, 393040), (340, 354892), (578, 208760), (614, 196520), (680, 177446), (1156, 104380), (1228, 98260), (1360, 88723), (1445, 83504), (1535, 78608), (2312, 52190), (2456, 49130), (2890, 41752), (3070, 39304), (4624, 26095), (4912, 24565), (4913, 24560), (5219, 23120), (5780, 20876), (6140, 19652), (9826, 12280), (10438, 11560)]