1564920

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{23}}^1$

素因数の和:56

約数の個数: 192

約数和(自身を含む): 6289920

約数和(自身を除く): 4725000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 81, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 162, 168, 180, 184, 189, 207, 210, 216, 230, 243, 252, 270, 276, 280, 315, 322, 324, 345, 360, 378, 405, 414, 420, 460, 483, 486, 504, 540, 552, 567, 621, 630, 644, 648, 690, 756, 805, 810, 828, 840, 920, 945, 966, 972, 1035, 1080, 1134, 1215, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1620, 1656, 1701, 1863, 1890, 1932, 1944, 2070, 2268, 2415, 2430, 2484, 2520, 2760, 2835, 2898, 3105, 3220, 3240, 3402, 3726, 3780, 3864, 4140, 4347, 4536, 4830, 4860, 4968, 5589, 5670, 5796, 6210, 6440, 6804, 7245, 7452, 7560, 8280, 8505, 8694, 9315, 9660, 9720, 11178, 11340, 11592, 12420, 13041, 13608, 14490, 14904, 17010, 17388, 18630, 19320, 21735, 22356, 22680, 24840, 26082, 27945, 28980, 34020, 34776, 37260, 39123, 43470, 44712, 52164, 55890, 57960, 65205, 68040, 74520, 78246, 86940, 104328, 111780, 130410, 156492, 173880, 195615, 223560, 260820, 312984, 391230, 521640, 782460, 1564920]

約数ペア:

[(1, 1564920), (2, 782460), (3, 521640), (4, 391230), (5, 312984), (6, 260820), (7, 223560), (8, 195615), (9, 173880), (10, 156492), (12, 130410), (14, 111780), (15, 104328), (18, 86940), (20, 78246), (21, 74520), (23, 68040), (24, 65205), (27, 57960), (28, 55890), (30, 52164), (35, 44712), (36, 43470), (40, 39123), (42, 37260), (45, 34776), (46, 34020), (54, 28980), (56, 27945), (60, 26082), (63, 24840), (69, 22680), (70, 22356), (72, 21735), (81, 19320), (84, 18630), (90, 17388), (92, 17010), (105, 14904), (108, 14490), (115, 13608), (120, 13041), (126, 12420), (135, 11592), (138, 11340), (140, 11178), (161, 9720), (162, 9660), (168, 9315), (180, 8694), (184, 8505), (189, 8280), (207, 7560), (210, 7452), (216, 7245), (230, 6804), (243, 6440), (252, 6210), (270, 5796), (276, 5670), (280, 5589), (315, 4968), (322, 4860), (324, 4830), (345, 4536), (360, 4347), (378, 4140), (405, 3864), (414, 3780), (420, 3726), (460, 3402), (483, 3240), (486, 3220), (504, 3105), (540, 2898), (552, 2835), (567, 2760), (621, 2520), (630, 2484), (644, 2430), (648, 2415), (690, 2268), (756, 2070), (805, 1944), (810, 1932), (828, 1890), (840, 1863), (920, 1701), (945, 1656), (966, 1620), (972, 1610), (1035, 1512), (1080, 1449), (1134, 1380), (1215, 1288), (1242, 1260)]