179143280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1026

約数の個数: 80

約数和(自身を含む): 444346560

約数和(自身を除く): 265203280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 272, 314, 340, 628, 680, 785, 839, 1256, 1360, 1570, 1678, 2512, 2669, 3140, 3356, 4195, 5338, 6280, 6712, 8390, 10676, 12560, 13345, 13424, 14263, 16780, 21352, 26690, 28526, 33560, 42704, 53380, 57052, 67120, 71315, 106760, 114104, 131723, 142630, 213520, 228208, 263446, 285260, 526892, 570520, 658615, 1053784, 1141040, 1317230, 2107568, 2239291, 2634460, 4478582, 5268920, 8957164, 10537840, 11196455, 17914328, 22392910, 35828656, 44785820, 89571640, 179143280]

約数ペア:

[(1, 179143280), (2, 89571640), (4, 44785820), (5, 35828656), (8, 22392910), (10, 17914328), (16, 11196455), (17, 10537840), (20, 8957164), (34, 5268920), (40, 4478582), (68, 2634460), (80, 2239291), (85, 2107568), (136, 1317230), (157, 1141040), (170, 1053784), (272, 658615), (314, 570520), (340, 526892), (628, 285260), (680, 263446), (785, 228208), (839, 213520), (1256, 142630), (1360, 131723), (1570, 114104), (1678, 106760), (2512, 71315), (2669, 67120), (3140, 57052), (3356, 53380), (4195, 42704), (5338, 33560), (6280, 28526), (6712, 26690), (8390, 21352), (10676, 16780), (12560, 14263), (13345, 13424)]