178891320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3541}}^1$

素因数の和:3976

約数の個数: 64

約数和(自身を含む): 538100640

約数和(自身を除く): 359209320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 3541, 4210, 5052, 6315, 7082, 8420, 10104, 10623, 12630, 14164, 16840, 17705, 21246, 25260, 28328, 35410, 42492, 50520, 53115, 70820, 84984, 106230, 141640, 212460, 424920, 1490761, 2981522, 4472283, 5963044, 7453805, 8944566, 11926088, 14907610, 17889132, 22361415, 29815220, 35778264, 44722830, 59630440, 89445660, 178891320]

約数ペア:

[(1, 178891320), (2, 89445660), (3, 59630440), (4, 44722830), (5, 35778264), (6, 29815220), (8, 22361415), (10, 17889132), (12, 14907610), (15, 11926088), (20, 8944566), (24, 7453805), (30, 5963044), (40, 4472283), (60, 2981522), (120, 1490761), (421, 424920), (842, 212460), (1263, 141640), (1684, 106230), (2105, 84984), (2526, 70820), (3368, 53115), (3541, 50520), (4210, 42492), (5052, 35410), (6315, 28328), (7082, 25260), (8420, 21246), (10104, 17705), (10623, 16840), (12630, 14164)]