78159540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 252806400

約数和(自身を除く): 174646860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 37, 38, 51, 57, 60, 68, 74, 76, 85, 95, 102, 109, 111, 114, 148, 170, 185, 190, 204, 218, 222, 228, 255, 285, 323, 327, 340, 370, 380, 436, 444, 510, 545, 555, 570, 629, 646, 654, 703, 740, 969, 1020, 1090, 1110, 1140, 1258, 1292, 1308, 1406, 1615, 1635, 1853, 1887, 1938, 2071, 2109, 2180, 2220, 2516, 2812, 3145, 3230, 3270, 3515, 3706, 3774, 3876, 4033, 4142, 4218, 4845, 5559, 6213, 6290, 6460, 6540, 7030, 7412, 7548, 8066, 8284, 8436, 9265, 9435, 9690, 10355, 10545, 11118, 11951, 12099, 12426, 12580, 14060, 16132, 18530, 18870, 19380, 20165, 20710, 21090, 22236, 23902, 24198, 24852, 27795, 31065, 35207, 35853, 37060, 37740, 40330, 41420, 42180, 47804, 48396, 55590, 59755, 60495, 62130, 68561, 70414, 71706, 76627, 80660, 105621, 111180, 119510, 120990, 124260, 137122, 140828, 143412, 153254, 176035, 179265, 205683, 211242, 229881, 239020, 241980, 274244, 306508, 342805, 352070, 358530, 383135, 411366, 422484, 459762, 528105, 685610, 704140, 717060, 766270, 822732, 919524, 1028415, 1056210, 1149405, 1302659, 1371220, 1532540, 2056830, 2112420, 2298810, 2605318, 3907977, 4113660, 4597620, 5210636, 6513295, 7815954, 13026590, 15631908, 19539885, 26053180, 39079770, 78159540]

約数ペア:

[(1, 78159540), (2, 39079770), (3, 26053180), (4, 19539885), (5, 15631908), (6, 13026590), (10, 7815954), (12, 6513295), (15, 5210636), (17, 4597620), (19, 4113660), (20, 3907977), (30, 2605318), (34, 2298810), (37, 2112420), (38, 2056830), (51, 1532540), (57, 1371220), (60, 1302659), (68, 1149405), (74, 1056210), (76, 1028415), (85, 919524), (95, 822732), (102, 766270), (109, 717060), (111, 704140), (114, 685610), (148, 528105), (170, 459762), (185, 422484), (190, 411366), (204, 383135), (218, 358530), (222, 352070), (228, 342805), (255, 306508), (285, 274244), (323, 241980), (327, 239020), (340, 229881), (370, 211242), (380, 205683), (436, 179265), (444, 176035), (510, 153254), (545, 143412), (555, 140828), (570, 137122), (629, 124260), (646, 120990), (654, 119510), (703, 111180), (740, 105621), (969, 80660), (1020, 76627), (1090, 71706), (1110, 70414), (1140, 68561), (1258, 62130), (1292, 60495), (1308, 59755), (1406, 55590), (1615, 48396), (1635, 47804), (1853, 42180), (1887, 41420), (1938, 40330), (2071, 37740), (2109, 37060), (2180, 35853), (2220, 35207), (2516, 31065), (2812, 27795), (3145, 24852), (3230, 24198), (3270, 23902), (3515, 22236), (3706, 21090), (3774, 20710), (3876, 20165), (4033, 19380), (4142, 18870), (4218, 18530), (4845, 16132), (5559, 14060), (6213, 12580), (6290, 12426), (6460, 12099), (6540, 11951), (7030, 11118), (7412, 10545), (7548, 10355), (8066, 9690), (8284, 9435), (8436, 9265)]