1640320560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1601}}^1$

素因数の和:3043

約数の個数: 120

約数和(自身を含む): 5516057664

約数和(自身を除く): 3875737104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1423, 1601, 2846, 3202, 4269, 4803, 5692, 6404, 7115, 8005, 8538, 9606, 11384, 12807, 12808, 14230, 14409, 16010, 17076, 19212, 21345, 22768, 24015, 25614, 25616, 28460, 28818, 32020, 34152, 38424, 42690, 48030, 51228, 56920, 57636, 64035, 64040, 68304, 72045, 76848, 85380, 96060, 102456, 113840, 115272, 128070, 128080, 144090, 170760, 192120, 204912, 230544, 256140, 288180, 341520, 384240, 512280, 576360, 1024560, 1152720, 2278223, 4556446, 6834669, 9112892, 11391115, 13669338, 18225784, 20504007, 22782230, 27338676, 34173345, 36451568, 41008014, 45564460, 54677352, 68346690, 82016028, 91128920, 102520035, 109354704, 136693380, 164032056, 182257840, 205040070, 273386760, 328064112, 410080140, 546773520, 820160280, 1640320560]

約数ペア:

[(1, 1640320560), (2, 820160280), (3, 546773520), (4, 410080140), (5, 328064112), (6, 273386760), (8, 205040070), (9, 182257840), (10, 164032056), (12, 136693380), (15, 109354704), (16, 102520035), (18, 91128920), (20, 82016028), (24, 68346690), (30, 54677352), (36, 45564460), (40, 41008014), (45, 36451568), (48, 34173345), (60, 27338676), (72, 22782230), (80, 20504007), (90, 18225784), (120, 13669338), (144, 11391115), (180, 9112892), (240, 6834669), (360, 4556446), (720, 2278223), (1423, 1152720), (1601, 1024560), (2846, 576360), (3202, 512280), (4269, 384240), (4803, 341520), (5692, 288180), (6404, 256140), (7115, 230544), (8005, 204912), (8538, 192120), (9606, 170760), (11384, 144090), (12807, 128080), (12808, 128070), (14230, 115272), (14409, 113840), (16010, 102456), (17076, 96060), (19212, 85380), (21345, 76848), (22768, 72045), (24015, 68304), (25614, 64040), (25616, 64035), (28460, 57636), (28818, 56920), (32020, 51228), (34152, 48030), (38424, 42690)]