1380756120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{12799}}^1$

素因数の和:12873

約数の個数: 128

約数和(自身を含む): 4423680000

約数和(自身を除く): 3042923880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 87, 93, 116, 120, 124, 145, 155, 174, 186, 232, 248, 290, 310, 348, 372, 435, 465, 580, 620, 696, 744, 870, 899, 930, 1160, 1240, 1740, 1798, 1860, 2697, 3480, 3596, 3720, 4495, 5394, 7192, 8990, 10788, 12799, 13485, 17980, 21576, 25598, 26970, 35960, 38397, 51196, 53940, 63995, 76794, 102392, 107880, 127990, 153588, 191985, 255980, 307176, 371171, 383970, 396769, 511960, 742342, 767940, 793538, 1113513, 1190307, 1484684, 1535880, 1587076, 1855855, 1983845, 2227026, 2380614, 2969368, 3174152, 3711710, 3967690, 4454052, 4761228, 5567565, 5951535, 7423420, 7935380, 8908104, 9522456, 11135130, 11506301, 11903070, 14846840, 15870760, 22270260, 23012602, 23806140, 34518903, 44540520, 46025204, 47612280, 57531505, 69037806, 92050408, 115063010, 138075612, 172594515, 230126020, 276151224, 345189030, 460252040, 690378060, 1380756120]

約数ペア:

[(1, 1380756120), (2, 690378060), (3, 460252040), (4, 345189030), (5, 276151224), (6, 230126020), (8, 172594515), (10, 138075612), (12, 115063010), (15, 92050408), (20, 69037806), (24, 57531505), (29, 47612280), (30, 46025204), (31, 44540520), (40, 34518903), (58, 23806140), (60, 23012602), (62, 22270260), (87, 15870760), (93, 14846840), (116, 11903070), (120, 11506301), (124, 11135130), (145, 9522456), (155, 8908104), (174, 7935380), (186, 7423420), (232, 5951535), (248, 5567565), (290, 4761228), (310, 4454052), (348, 3967690), (372, 3711710), (435, 3174152), (465, 2969368), (580, 2380614), (620, 2227026), (696, 1983845), (744, 1855855), (870, 1587076), (899, 1535880), (930, 1484684), (1160, 1190307), (1240, 1113513), (1740, 793538), (1798, 767940), (1860, 742342), (2697, 511960), (3480, 396769), (3596, 383970), (3720, 371171), (4495, 307176), (5394, 255980), (7192, 191985), (8990, 153588), (10788, 127990), (12799, 107880), (13485, 102392), (17980, 76794), (21576, 63995), (25598, 53940), (26970, 51196), (35960, 38397)]