1569798440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 4105728000

約数和(自身を除く): 2535929560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 191, 197, 280, 298, 382, 394, 596, 745, 764, 788, 955, 985, 1043, 1192, 1337, 1379, 1490, 1528, 1576, 1910, 1970, 2086, 2674, 2758, 2980, 3820, 3940, 4172, 5215, 5348, 5516, 5960, 6685, 6895, 7640, 7880, 8344, 10430, 10696, 11032, 13370, 13790, 20860, 26740, 27580, 28459, 29353, 37627, 41720, 53480, 55160, 56918, 58706, 75254, 113836, 117412, 142295, 146765, 150508, 188135, 199213, 205471, 227672, 234824, 263389, 284590, 293530, 301016, 376270, 398426, 410942, 526778, 569180, 587060, 752540, 796852, 821884, 996065, 1027355, 1053556, 1138360, 1174120, 1316945, 1505080, 1593704, 1643768, 1992130, 2054710, 2107112, 2633890, 3984260, 4109420, 5267780, 5606423, 7968520, 8218840, 10535560, 11212846, 22425692, 28032115, 39244961, 44851384, 56064230, 78489922, 112128460, 156979844, 196224805, 224256920, 313959688, 392449610, 784899220, 1569798440]

約数ペア:

[(1, 1569798440), (2, 784899220), (4, 392449610), (5, 313959688), (7, 224256920), (8, 196224805), (10, 156979844), (14, 112128460), (20, 78489922), (28, 56064230), (35, 44851384), (40, 39244961), (56, 28032115), (70, 22425692), (140, 11212846), (149, 10535560), (191, 8218840), (197, 7968520), (280, 5606423), (298, 5267780), (382, 4109420), (394, 3984260), (596, 2633890), (745, 2107112), (764, 2054710), (788, 1992130), (955, 1643768), (985, 1593704), (1043, 1505080), (1192, 1316945), (1337, 1174120), (1379, 1138360), (1490, 1053556), (1528, 1027355), (1576, 996065), (1910, 821884), (1970, 796852), (2086, 752540), (2674, 587060), (2758, 569180), (2980, 526778), (3820, 410942), (3940, 398426), (4172, 376270), (5215, 301016), (5348, 293530), (5516, 284590), (5960, 263389), (6685, 234824), (6895, 227672), (7640, 205471), (7880, 199213), (8344, 188135), (10430, 150508), (10696, 146765), (11032, 142295), (13370, 117412), (13790, 113836), (20860, 75254), (26740, 58706), (27580, 56918), (28459, 55160), (29353, 53480), (37627, 41720)]