20595120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 320

約数和(自身を含む): 83994624

約数和(自身を除く): 63399504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 41, 42, 46, 48, 52, 56, 60, 65, 69, 70, 78, 80, 82, 84, 91, 92, 104, 105, 112, 115, 120, 123, 130, 138, 140, 156, 161, 164, 168, 182, 184, 195, 205, 208, 210, 230, 240, 246, 260, 273, 276, 280, 287, 299, 312, 322, 328, 336, 345, 364, 368, 390, 410, 420, 455, 460, 483, 492, 520, 533, 546, 552, 560, 574, 598, 615, 624, 644, 656, 690, 728, 780, 805, 820, 840, 861, 897, 910, 920, 943, 966, 984, 1040, 1066, 1092, 1104, 1148, 1196, 1230, 1288, 1365, 1380, 1435, 1456, 1495, 1560, 1599, 1610, 1640, 1680, 1722, 1794, 1820, 1840, 1886, 1932, 1968, 2093, 2132, 2184, 2296, 2392, 2415, 2460, 2576, 2665, 2730, 2760, 2829, 2870, 2990, 3120, 3198, 3220, 3280, 3444, 3588, 3640, 3731, 3772, 3864, 4186, 4264, 4305, 4368, 4485, 4592, 4715, 4784, 4830, 4920, 5330, 5460, 5520, 5658, 5740, 5980, 6279, 6396, 6440, 6601, 6888, 7176, 7280, 7462, 7544, 7728, 7995, 8372, 8528, 8610, 8970, 9430, 9660, 9840, 10465, 10660, 10920, 11193, 11316, 11480, 11960, 12259, 12558, 12792, 12880, 13202, 13776, 14145, 14352, 14924, 15088, 15990, 16744, 17220, 17940, 18655, 18860, 19320, 19803, 20930, 21320, 21840, 22386, 22632, 22960, 23920, 24518, 25116, 25584, 26404, 28290, 29848, 31395, 31980, 33005, 33488, 34440, 35880, 36777, 37310, 37720, 38640, 39606, 41860, 42640, 44772, 45264, 49036, 50232, 52808, 55965, 56580, 59696, 61295, 62790, 63960, 66010, 68880, 71760, 73554, 74620, 75440, 79212, 83720, 85813, 89544, 98072, 99015, 100464, 105616, 111930, 113160, 122590, 125580, 127920, 132020, 147108, 149240, 158424, 167440, 171626, 179088, 183885, 196144, 198030, 223860, 226320, 245180, 251160, 257439, 264040, 294216, 298480, 316848, 343252, 367770, 396060, 429065, 447720, 490360, 502320, 514878, 528080, 588432, 686504, 735540, 792120, 858130, 895440, 980720, 1029756, 1287195, 1373008, 1471080, 1584240, 1716260, 2059512, 2574390, 2942160, 3432520, 4119024, 5148780, 6865040, 10297560, 20595120]

約数ペア:

[(1, 20595120), (2, 10297560), (3, 6865040), (4, 5148780), (5, 4119024), (6, 3432520), (7, 2942160), (8, 2574390), (10, 2059512), (12, 1716260), (13, 1584240), (14, 1471080), (15, 1373008), (16, 1287195), (20, 1029756), (21, 980720), (23, 895440), (24, 858130), (26, 792120), (28, 735540), (30, 686504), (35, 588432), (39, 528080), (40, 514878), (41, 502320), (42, 490360), (46, 447720), (48, 429065), (52, 396060), (56, 367770), (60, 343252), (65, 316848), (69, 298480), (70, 294216), (78, 264040), (80, 257439), (82, 251160), (84, 245180), (91, 226320), (92, 223860), (104, 198030), (105, 196144), (112, 183885), (115, 179088), (120, 171626), (123, 167440), (130, 158424), (138, 149240), (140, 147108), (156, 132020), (161, 127920), (164, 125580), (168, 122590), (182, 113160), (184, 111930), (195, 105616), (205, 100464), (208, 99015), (210, 98072), (230, 89544), (240, 85813), (246, 83720), (260, 79212), (273, 75440), (276, 74620), (280, 73554), (287, 71760), (299, 68880), (312, 66010), (322, 63960), (328, 62790), (336, 61295), (345, 59696), (364, 56580), (368, 55965), (390, 52808), (410, 50232), (420, 49036), (455, 45264), (460, 44772), (483, 42640), (492, 41860), (520, 39606), (533, 38640), (546, 37720), (552, 37310), (560, 36777), (574, 35880), (598, 34440), (615, 33488), (624, 33005), (644, 31980), (656, 31395), (690, 29848), (728, 28290), (780, 26404), (805, 25584), (820, 25116), (840, 24518), (861, 23920), (897, 22960), (910, 22632), (920, 22386), (943, 21840), (966, 21320), (984, 20930), (1040, 19803), (1066, 19320), (1092, 18860), (1104, 18655), (1148, 17940), (1196, 17220), (1230, 16744), (1288, 15990), (1365, 15088), (1380, 14924), (1435, 14352), (1456, 14145), (1495, 13776), (1560, 13202), (1599, 12880), (1610, 12792), (1640, 12558), (1680, 12259), (1722, 11960), (1794, 11480), (1820, 11316), (1840, 11193), (1886, 10920), (1932, 10660), (1968, 10465), (2093, 9840), (2132, 9660), (2184, 9430), (2296, 8970), (2392, 8610), (2415, 8528), (2460, 8372), (2576, 7995), (2665, 7728), (2730, 7544), (2760, 7462), (2829, 7280), (2870, 7176), (2990, 6888), (3120, 6601), (3198, 6440), (3220, 6396), (3280, 6279), (3444, 5980), (3588, 5740), (3640, 5658), (3731, 5520), (3772, 5460), (3864, 5330), (4186, 4920), (4264, 4830), (4305, 4784), (4368, 4715), (4485, 4592)]