215661120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{811}}^1$

素因数の和:1108

約数の個数: 112

約数和(自身を含む): 688043328

約数和(自身を除く): 472382208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 277, 320, 480, 554, 811, 831, 960, 1108, 1385, 1622, 1662, 2216, 2433, 2770, 3244, 3324, 4055, 4155, 4432, 4866, 5540, 6488, 6648, 8110, 8310, 8864, 9732, 11080, 12165, 12976, 13296, 16220, 16620, 17728, 19464, 22160, 24330, 25952, 26592, 32440, 33240, 38928, 44320, 48660, 51904, 53184, 64880, 66480, 77856, 88640, 97320, 129760, 132960, 155712, 194640, 224647, 259520, 265920, 389280, 449294, 673941, 778560, 898588, 1123235, 1347882, 1797176, 2246470, 2695764, 3369705, 3594352, 4492940, 5391528, 6739410, 7188704, 8985880, 10783056, 13478820, 14377408, 17971760, 21566112, 26957640, 35943520, 43132224, 53915280, 71887040, 107830560, 215661120]

約数ペア:

[(1, 215661120), (2, 107830560), (3, 71887040), (4, 53915280), (5, 43132224), (6, 35943520), (8, 26957640), (10, 21566112), (12, 17971760), (15, 14377408), (16, 13478820), (20, 10783056), (24, 8985880), (30, 7188704), (32, 6739410), (40, 5391528), (48, 4492940), (60, 3594352), (64, 3369705), (80, 2695764), (96, 2246470), (120, 1797176), (160, 1347882), (192, 1123235), (240, 898588), (277, 778560), (320, 673941), (480, 449294), (554, 389280), (811, 265920), (831, 259520), (960, 224647), (1108, 194640), (1385, 155712), (1622, 132960), (1662, 129760), (2216, 97320), (2433, 88640), (2770, 77856), (3244, 66480), (3324, 64880), (4055, 53184), (4155, 51904), (4432, 48660), (4866, 44320), (5540, 38928), (6488, 33240), (6648, 32440), (8110, 26592), (8310, 25952), (8864, 24330), (9732, 22160), (11080, 19464), (12165, 17728), (12976, 16620), (13296, 16220)]