163504640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:87

約数の個数: 160

約数和(自身を含む): 448565040

約数和(自身を除く): 285060400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 289, 320, 340, 416, 442, 512, 520, 544, 578, 640, 680, 832, 884, 1040, 1088, 1105, 1156, 1280, 1360, 1445, 1664, 1768, 2080, 2176, 2210, 2312, 2560, 2720, 2890, 3328, 3536, 3757, 4160, 4352, 4420, 4624, 4913, 5440, 5780, 6656, 7072, 7514, 8320, 8704, 8840, 9248, 9826, 10880, 11560, 14144, 15028, 16640, 17680, 18496, 18785, 19652, 21760, 23120, 24565, 28288, 30056, 33280, 35360, 36992, 37570, 39304, 43520, 46240, 49130, 56576, 60112, 63869, 70720, 73984, 75140, 78608, 92480, 98260, 113152, 120224, 127738, 141440, 147968, 150280, 157216, 184960, 196520, 240448, 255476, 282880, 300560, 314432, 319345, 369920, 393040, 480896, 510952, 565760, 601120, 628864, 638690, 739840, 786080, 961792, 1021904, 1202240, 1257728, 1277380, 1572160, 1923584, 2043808, 2404480, 2515456, 2554760, 3144320, 4087616, 4808960, 5109520, 6288640, 8175232, 9617920, 10219040, 12577280, 16350464, 20438080, 32700928, 40876160, 81752320, 163504640]

約数ペア:

[(1, 163504640), (2, 81752320), (4, 40876160), (5, 32700928), (8, 20438080), (10, 16350464), (13, 12577280), (16, 10219040), (17, 9617920), (20, 8175232), (26, 6288640), (32, 5109520), (34, 4808960), (40, 4087616), (52, 3144320), (64, 2554760), (65, 2515456), (68, 2404480), (80, 2043808), (85, 1923584), (104, 1572160), (128, 1277380), (130, 1257728), (136, 1202240), (160, 1021904), (170, 961792), (208, 786080), (221, 739840), (256, 638690), (260, 628864), (272, 601120), (289, 565760), (320, 510952), (340, 480896), (416, 393040), (442, 369920), (512, 319345), (520, 314432), (544, 300560), (578, 282880), (640, 255476), (680, 240448), (832, 196520), (884, 184960), (1040, 157216), (1088, 150280), (1105, 147968), (1156, 141440), (1280, 127738), (1360, 120224), (1445, 113152), (1664, 98260), (1768, 92480), (2080, 78608), (2176, 75140), (2210, 73984), (2312, 70720), (2560, 63869), (2720, 60112), (2890, 56576), (3328, 49130), (3536, 46240), (3757, 43520), (4160, 39304), (4352, 37570), (4420, 36992), (4624, 35360), (4913, 33280), (5440, 30056), (5780, 28288), (6656, 24565), (7072, 23120), (7514, 21760), (8320, 19652), (8704, 18785), (8840, 18496), (9248, 17680), (9826, 16640), (10880, 15028), (11560, 14144)]