157831320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3313}}^1$

素因数の和:3724

約数の個数: 64

約数和(自身を含む): 474829920

約数和(自身を除く): 316998600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3313, 3970, 4764, 5955, 6626, 7940, 9528, 9939, 11910, 13252, 15880, 16565, 19878, 23820, 26504, 33130, 39756, 47640, 49695, 66260, 79512, 99390, 132520, 198780, 397560, 1315261, 2630522, 3945783, 5261044, 6576305, 7891566, 10522088, 13152610, 15783132, 19728915, 26305220, 31566264, 39457830, 52610440, 78915660, 157831320]

約数ペア:

[(1, 157831320), (2, 78915660), (3, 52610440), (4, 39457830), (5, 31566264), (6, 26305220), (8, 19728915), (10, 15783132), (12, 13152610), (15, 10522088), (20, 7891566), (24, 6576305), (30, 5261044), (40, 3945783), (60, 2630522), (120, 1315261), (397, 397560), (794, 198780), (1191, 132520), (1588, 99390), (1985, 79512), (2382, 66260), (3176, 49695), (3313, 47640), (3970, 39756), (4764, 33130), (5955, 26504), (6626, 23820), (7940, 19878), (9528, 16565), (9939, 15880), (11910, 13252)]