2180728480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:747

約数の個数: 192

約数和(自身を含む): 6145155072

約数和(自身を除く): 3964426592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 107, 112, 124, 140, 155, 160, 214, 217, 224, 248, 280, 310, 428, 434, 496, 535, 560, 587, 620, 749, 856, 868, 992, 1070, 1085, 1120, 1174, 1240, 1498, 1712, 1736, 2140, 2170, 2348, 2480, 2935, 2996, 3317, 3424, 3472, 3745, 4109, 4280, 4340, 4696, 4960, 5870, 5992, 6634, 6944, 7490, 8218, 8560, 8680, 9392, 11740, 11984, 13268, 14980, 16436, 16585, 17120, 17360, 18197, 18784, 20545, 23219, 23480, 23968, 26536, 29960, 32872, 33170, 34720, 36394, 41090, 46438, 46960, 53072, 59920, 62809, 65744, 66340, 72788, 82180, 90985, 92876, 93920, 106144, 116095, 119840, 125618, 127379, 131488, 132680, 145576, 164360, 181970, 185752, 232190, 251236, 254758, 265360, 291152, 314045, 328720, 363940, 371504, 439663, 464380, 502472, 509516, 530720, 582304, 628090, 636895, 657440, 727880, 743008, 879326, 928760, 1004944, 1019032, 1256180, 1273790, 1455760, 1758652, 1857520, 1947079, 2009888, 2038064, 2198315, 2512360, 2547580, 2911520, 3517304, 3715040, 3894158, 4076128, 4396630, 5024720, 5095160, 7034608, 7788316, 8793260, 9735395, 10049440, 10190320, 13629553, 14069216, 15576632, 17586520, 19470790, 20380640, 27259106, 31153264, 35173040, 38941580, 54518212, 62306528, 68147765, 70346080, 77883160, 109036424, 136295530, 155766320, 218072848, 272591060, 311532640, 436145696, 545182120, 1090364240, 2180728480]

約数ペア:

[(1, 2180728480), (2, 1090364240), (4, 545182120), (5, 436145696), (7, 311532640), (8, 272591060), (10, 218072848), (14, 155766320), (16, 136295530), (20, 109036424), (28, 77883160), (31, 70346080), (32, 68147765), (35, 62306528), (40, 54518212), (56, 38941580), (62, 35173040), (70, 31153264), (80, 27259106), (107, 20380640), (112, 19470790), (124, 17586520), (140, 15576632), (155, 14069216), (160, 13629553), (214, 10190320), (217, 10049440), (224, 9735395), (248, 8793260), (280, 7788316), (310, 7034608), (428, 5095160), (434, 5024720), (496, 4396630), (535, 4076128), (560, 3894158), (587, 3715040), (620, 3517304), (749, 2911520), (856, 2547580), (868, 2512360), (992, 2198315), (1070, 2038064), (1085, 2009888), (1120, 1947079), (1174, 1857520), (1240, 1758652), (1498, 1455760), (1712, 1273790), (1736, 1256180), (2140, 1019032), (2170, 1004944), (2348, 928760), (2480, 879326), (2935, 743008), (2996, 727880), (3317, 657440), (3424, 636895), (3472, 628090), (3745, 582304), (4109, 530720), (4280, 509516), (4340, 502472), (4696, 464380), (4960, 439663), (5870, 371504), (5992, 363940), (6634, 328720), (6944, 314045), (7490, 291152), (8218, 265360), (8560, 254758), (8680, 251236), (9392, 232190), (11740, 185752), (11984, 181970), (13268, 164360), (14980, 145576), (16436, 132680), (16585, 131488), (17120, 127379), (17360, 125618), (18197, 119840), (18784, 116095), (20545, 106144), (23219, 93920), (23480, 92876), (23968, 90985), (26536, 82180), (29960, 72788), (32872, 66340), (33170, 65744), (34720, 62809), (36394, 59920), (41090, 53072), (46438, 46960)]