204540840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3529}}^1$

素因数の和:3576

約数の個数: 192

約数和(自身を含む): 792979200

約数和(自身を除く): 588438360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 115, 120, 126, 138, 140, 161, 168, 180, 184, 207, 210, 230, 252, 276, 280, 315, 322, 345, 360, 414, 420, 460, 483, 504, 552, 630, 644, 690, 805, 828, 840, 920, 966, 1035, 1260, 1288, 1380, 1449, 1610, 1656, 1932, 2070, 2415, 2520, 2760, 2898, 3220, 3529, 3864, 4140, 4830, 5796, 6440, 7058, 7245, 8280, 9660, 10587, 11592, 14116, 14490, 17645, 19320, 21174, 24703, 28232, 28980, 31761, 35290, 42348, 49406, 52935, 57960, 63522, 70580, 74109, 81167, 84696, 98812, 105870, 123515, 127044, 141160, 148218, 158805, 162334, 197624, 211740, 222327, 243501, 247030, 254088, 296436, 317610, 324668, 370545, 405835, 423480, 444654, 487002, 494060, 568169, 592872, 635220, 649336, 730503, 741090, 811670, 889308, 974004, 988120, 1111635, 1136338, 1217505, 1270440, 1461006, 1482180, 1623340, 1704507, 1778616, 1948008, 2223270, 2272676, 2435010, 2840845, 2922012, 2964360, 3246680, 3409014, 3652515, 4446540, 4545352, 4870020, 5113521, 5681690, 5844024, 6818028, 7305030, 8522535, 8893080, 9740040, 10227042, 11363380, 13636056, 14610060, 17045070, 20454084, 22726760, 25567605, 29220120, 34090140, 40908168, 51135210, 68180280, 102270420, 204540840]

約数ペア:

[(1, 204540840), (2, 102270420), (3, 68180280), (4, 51135210), (5, 40908168), (6, 34090140), (7, 29220120), (8, 25567605), (9, 22726760), (10, 20454084), (12, 17045070), (14, 14610060), (15, 13636056), (18, 11363380), (20, 10227042), (21, 9740040), (23, 8893080), (24, 8522535), (28, 7305030), (30, 6818028), (35, 5844024), (36, 5681690), (40, 5113521), (42, 4870020), (45, 4545352), (46, 4446540), (56, 3652515), (60, 3409014), (63, 3246680), (69, 2964360), (70, 2922012), (72, 2840845), (84, 2435010), (90, 2272676), (92, 2223270), (105, 1948008), (115, 1778616), (120, 1704507), (126, 1623340), (138, 1482180), (140, 1461006), (161, 1270440), (168, 1217505), (180, 1136338), (184, 1111635), (207, 988120), (210, 974004), (230, 889308), (252, 811670), (276, 741090), (280, 730503), (315, 649336), (322, 635220), (345, 592872), (360, 568169), (414, 494060), (420, 487002), (460, 444654), (483, 423480), (504, 405835), (552, 370545), (630, 324668), (644, 317610), (690, 296436), (805, 254088), (828, 247030), (840, 243501), (920, 222327), (966, 211740), (1035, 197624), (1260, 162334), (1288, 158805), (1380, 148218), (1449, 141160), (1610, 127044), (1656, 123515), (1932, 105870), (2070, 98812), (2415, 84696), (2520, 81167), (2760, 74109), (2898, 70580), (3220, 63522), (3529, 57960), (3864, 52935), (4140, 49406), (4830, 42348), (5796, 35290), (6440, 31761), (7058, 28980), (7245, 28232), (8280, 24703), (9660, 21174), (10587, 19320), (11592, 17645), (14116, 14490)]