55258280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{233}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 159655860

約数和(自身を除く): 104397580

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 233, 242, 245, 280, 308, 385, 392, 440, 466, 484, 490, 539, 605, 616, 770, 847, 932, 968, 980, 1078, 1165, 1210, 1540, 1631, 1694, 1864, 1960, 2156, 2330, 2420, 2563, 2695, 3080, 3262, 3388, 4235, 4312, 4660, 4840, 5126, 5390, 5929, 6524, 6776, 8155, 8470, 9320, 10252, 10780, 11417, 11858, 12815, 13048, 16310, 16940, 17941, 20504, 21560, 22834, 23716, 25630, 28193, 29645, 32620, 33880, 35882, 45668, 47432, 51260, 56386, 57085, 59290, 65240, 71764, 89705, 91336, 102520, 112772, 114170, 118580, 125587, 140965, 143528, 179410, 197351, 225544, 228340, 237160, 251174, 281930, 358820, 394702, 456680, 502348, 563860, 627935, 717640, 789404, 986755, 1004696, 1127720, 1255870, 1381457, 1578808, 1973510, 2511740, 2762914, 3947020, 5023480, 5525828, 6907285, 7894040, 11051656, 13814570, 27629140, 55258280]

約数ペア:

[(1, 55258280), (2, 27629140), (4, 13814570), (5, 11051656), (7, 7894040), (8, 6907285), (10, 5525828), (11, 5023480), (14, 3947020), (20, 2762914), (22, 2511740), (28, 1973510), (35, 1578808), (40, 1381457), (44, 1255870), (49, 1127720), (55, 1004696), (56, 986755), (70, 789404), (77, 717640), (88, 627935), (98, 563860), (110, 502348), (121, 456680), (140, 394702), (154, 358820), (196, 281930), (220, 251174), (233, 237160), (242, 228340), (245, 225544), (280, 197351), (308, 179410), (385, 143528), (392, 140965), (440, 125587), (466, 118580), (484, 114170), (490, 112772), (539, 102520), (605, 91336), (616, 89705), (770, 71764), (847, 65240), (932, 59290), (968, 57085), (980, 56386), (1078, 51260), (1165, 47432), (1210, 45668), (1540, 35882), (1631, 33880), (1694, 32620), (1864, 29645), (1960, 28193), (2156, 25630), (2330, 23716), (2420, 22834), (2563, 21560), (2695, 20504), (3080, 17941), (3262, 16940), (3388, 16310), (4235, 13048), (4312, 12815), (4660, 11858), (4840, 11417), (5126, 10780), (5390, 10252), (5929, 9320), (6524, 8470), (6776, 8155)]