139618960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 379663200

約数和(自身を除く): 240044240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 53, 65, 68, 80, 85, 104, 106, 130, 136, 149, 170, 208, 212, 221, 260, 265, 272, 298, 340, 424, 442, 520, 530, 596, 680, 689, 745, 848, 884, 901, 1040, 1060, 1105, 1192, 1360, 1378, 1490, 1768, 1802, 1937, 2120, 2210, 2384, 2533, 2756, 2980, 3445, 3536, 3604, 3874, 4240, 4420, 4505, 5066, 5512, 5960, 6890, 7208, 7748, 7897, 8840, 9010, 9685, 10132, 11024, 11713, 11920, 12665, 13780, 14416, 15496, 15794, 17680, 18020, 19370, 20264, 23426, 25330, 27560, 30992, 31588, 32929, 36040, 38740, 39485, 40528, 46852, 50660, 55120, 58565, 63176, 65858, 72080, 77480, 78970, 93704, 101320, 102661, 117130, 126352, 131716, 134249, 154960, 157940, 164645, 187408, 202640, 205322, 234260, 263432, 268498, 315880, 329290, 410644, 468520, 513305, 526864, 536996, 631760, 658580, 671245, 821288, 937040, 1026610, 1073992, 1317160, 1342490, 1642576, 1745237, 2053220, 2147984, 2634320, 2684980, 3490474, 4106440, 5369960, 6980948, 8212880, 8726185, 10739920, 13961896, 17452370, 27923792, 34904740, 69809480, 139618960]

約数ペア:

[(1, 139618960), (2, 69809480), (4, 34904740), (5, 27923792), (8, 17452370), (10, 13961896), (13, 10739920), (16, 8726185), (17, 8212880), (20, 6980948), (26, 5369960), (34, 4106440), (40, 3490474), (52, 2684980), (53, 2634320), (65, 2147984), (68, 2053220), (80, 1745237), (85, 1642576), (104, 1342490), (106, 1317160), (130, 1073992), (136, 1026610), (149, 937040), (170, 821288), (208, 671245), (212, 658580), (221, 631760), (260, 536996), (265, 526864), (272, 513305), (298, 468520), (340, 410644), (424, 329290), (442, 315880), (520, 268498), (530, 263432), (596, 234260), (680, 205322), (689, 202640), (745, 187408), (848, 164645), (884, 157940), (901, 154960), (1040, 134249), (1060, 131716), (1105, 126352), (1192, 117130), (1360, 102661), (1378, 101320), (1490, 93704), (1768, 78970), (1802, 77480), (1937, 72080), (2120, 65858), (2210, 63176), (2384, 58565), (2533, 55120), (2756, 50660), (2980, 46852), (3445, 40528), (3536, 39485), (3604, 38740), (3874, 36040), (4240, 32929), (4420, 31588), (4505, 30992), (5066, 27560), (5512, 25330), (5960, 23426), (6890, 20264), (7208, 19370), (7748, 18020), (7897, 17680), (8840, 15794), (9010, 15496), (9685, 14416), (10132, 13780), (11024, 12665), (11713, 11920)]