138807760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 160

約数和(自身を含む): 414973440

約数和(自身を除く): 276165680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 182, 184, 208, 230, 260, 280, 299, 322, 364, 368, 455, 460, 520, 560, 598, 644, 728, 805, 829, 910, 920, 1040, 1196, 1288, 1456, 1495, 1610, 1658, 1820, 1840, 2093, 2392, 2576, 2990, 3220, 3316, 3640, 4145, 4186, 4784, 5803, 5980, 6440, 6632, 7280, 8290, 8372, 10465, 10777, 11606, 11960, 12880, 13264, 16580, 16744, 19067, 20930, 21554, 23212, 23920, 29015, 33160, 33488, 38134, 41860, 43108, 46424, 53885, 58030, 66320, 75439, 76268, 83720, 86216, 92848, 95335, 107770, 116060, 133469, 150878, 152536, 167440, 172432, 190670, 215540, 232120, 247871, 266938, 301756, 305072, 377195, 381340, 431080, 464240, 495742, 533876, 603512, 667345, 754390, 762680, 862160, 991484, 1067752, 1207024, 1239355, 1334690, 1508780, 1525360, 1735097, 1982968, 2135504, 2478710, 2669380, 3017560, 3470194, 3965936, 4957420, 5338760, 6035120, 6940388, 8675485, 9914840, 10677520, 13880776, 17350970, 19829680, 27761552, 34701940, 69403880, 138807760]

約数ペア:

[(1, 138807760), (2, 69403880), (4, 34701940), (5, 27761552), (7, 19829680), (8, 17350970), (10, 13880776), (13, 10677520), (14, 9914840), (16, 8675485), (20, 6940388), (23, 6035120), (26, 5338760), (28, 4957420), (35, 3965936), (40, 3470194), (46, 3017560), (52, 2669380), (56, 2478710), (65, 2135504), (70, 1982968), (80, 1735097), (91, 1525360), (92, 1508780), (104, 1334690), (112, 1239355), (115, 1207024), (130, 1067752), (140, 991484), (161, 862160), (182, 762680), (184, 754390), (208, 667345), (230, 603512), (260, 533876), (280, 495742), (299, 464240), (322, 431080), (364, 381340), (368, 377195), (455, 305072), (460, 301756), (520, 266938), (560, 247871), (598, 232120), (644, 215540), (728, 190670), (805, 172432), (829, 167440), (910, 152536), (920, 150878), (1040, 133469), (1196, 116060), (1288, 107770), (1456, 95335), (1495, 92848), (1610, 86216), (1658, 83720), (1820, 76268), (1840, 75439), (2093, 66320), (2392, 58030), (2576, 53885), (2990, 46424), (3220, 43108), (3316, 41860), (3640, 38134), (4145, 33488), (4186, 33160), (4784, 29015), (5803, 23920), (5980, 23212), (6440, 21554), (6632, 20930), (7280, 19067), (8290, 16744), (8372, 16580), (10465, 13264), (10777, 12880), (11606, 11960)]