55417860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 177021936

約数和(自身を除く): 121604076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 53, 60, 74, 90, 106, 111, 148, 157, 159, 180, 185, 212, 222, 265, 314, 318, 333, 370, 444, 471, 477, 530, 555, 628, 636, 666, 740, 785, 795, 942, 954, 1060, 1110, 1332, 1413, 1570, 1590, 1665, 1884, 1908, 1961, 2220, 2355, 2385, 2826, 3140, 3180, 3330, 3922, 4710, 4770, 5652, 5809, 5883, 6660, 7065, 7844, 8321, 9420, 9540, 9805, 11618, 11766, 14130, 16642, 17427, 17649, 19610, 23236, 23532, 24963, 28260, 29045, 29415, 33284, 34854, 35298, 39220, 41605, 49926, 52281, 58090, 58830, 69708, 70596, 74889, 83210, 87135, 88245, 99852, 104562, 116180, 117660, 124815, 149778, 166420, 174270, 176490, 209124, 249630, 261405, 299556, 307877, 348540, 352980, 374445, 499260, 522810, 615754, 748890, 923631, 1045620, 1231508, 1497780, 1539385, 1847262, 2770893, 3078770, 3694524, 4618155, 5541786, 6157540, 9236310, 11083572, 13854465, 18472620, 27708930, 55417860]

約数ペア:

[(1, 55417860), (2, 27708930), (3, 18472620), (4, 13854465), (5, 11083572), (6, 9236310), (9, 6157540), (10, 5541786), (12, 4618155), (15, 3694524), (18, 3078770), (20, 2770893), (30, 1847262), (36, 1539385), (37, 1497780), (45, 1231508), (53, 1045620), (60, 923631), (74, 748890), (90, 615754), (106, 522810), (111, 499260), (148, 374445), (157, 352980), (159, 348540), (180, 307877), (185, 299556), (212, 261405), (222, 249630), (265, 209124), (314, 176490), (318, 174270), (333, 166420), (370, 149778), (444, 124815), (471, 117660), (477, 116180), (530, 104562), (555, 99852), (628, 88245), (636, 87135), (666, 83210), (740, 74889), (785, 70596), (795, 69708), (942, 58830), (954, 58090), (1060, 52281), (1110, 49926), (1332, 41605), (1413, 39220), (1570, 35298), (1590, 34854), (1665, 33284), (1884, 29415), (1908, 29045), (1961, 28260), (2220, 24963), (2355, 23532), (2385, 23236), (2826, 19610), (3140, 17649), (3180, 17427), (3330, 16642), (3922, 14130), (4710, 11766), (4770, 11618), (5652, 9805), (5809, 9540), (5883, 9420), (6660, 8321), (7065, 7844)]