221778830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 526417920

約数和(自身を除く): 304639090

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 35, 38, 65, 70, 91, 95, 101, 127, 130, 133, 182, 190, 202, 247, 254, 266, 455, 494, 505, 635, 665, 707, 889, 910, 1010, 1235, 1270, 1313, 1330, 1414, 1651, 1729, 1778, 1919, 2413, 2470, 2626, 3302, 3458, 3535, 3838, 4445, 4826, 6565, 7070, 8255, 8645, 8890, 9191, 9595, 11557, 12065, 12827, 13130, 13433, 16510, 16891, 17290, 18382, 19190, 23114, 24130, 24947, 25654, 26866, 31369, 33782, 45955, 49894, 57785, 62738, 64135, 67165, 84455, 89789, 91910, 115570, 124735, 128270, 134330, 156845, 166751, 168910, 174629, 179578, 219583, 243713, 249470, 313690, 333502, 349258, 439166, 448945, 487426, 833755, 873145, 897890, 1097915, 1167257, 1218565, 1667510, 1705991, 1746290, 2195830, 2334514, 2437130, 3168269, 3411982, 5836285, 6336538, 8529955, 11672570, 15841345, 17059910, 22177883, 31682690, 44355766, 110889415, 221778830]

約数ペア:

[(1, 221778830), (2, 110889415), (5, 44355766), (7, 31682690), (10, 22177883), (13, 17059910), (14, 15841345), (19, 11672570), (26, 8529955), (35, 6336538), (38, 5836285), (65, 3411982), (70, 3168269), (91, 2437130), (95, 2334514), (101, 2195830), (127, 1746290), (130, 1705991), (133, 1667510), (182, 1218565), (190, 1167257), (202, 1097915), (247, 897890), (254, 873145), (266, 833755), (455, 487426), (494, 448945), (505, 439166), (635, 349258), (665, 333502), (707, 313690), (889, 249470), (910, 243713), (1010, 219583), (1235, 179578), (1270, 174629), (1313, 168910), (1330, 166751), (1414, 156845), (1651, 134330), (1729, 128270), (1778, 124735), (1919, 115570), (2413, 91910), (2470, 89789), (2626, 84455), (3302, 67165), (3458, 64135), (3535, 62738), (3838, 57785), (4445, 49894), (4826, 45955), (6565, 33782), (7070, 31369), (8255, 26866), (8645, 25654), (8890, 24947), (9191, 24130), (9595, 23114), (11557, 19190), (12065, 18382), (12827, 17290), (13130, 16891), (13433, 16510)]