2019197640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1459}}^1$

素因数の和:2099

約数の個数: 128

約数和(自身を含む): 6391296000

約数和(自身を除く): 4372098360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 607, 760, 1140, 1214, 1459, 1821, 2280, 2428, 2918, 3035, 3642, 4377, 4856, 5836, 6070, 7284, 7295, 8754, 9105, 11533, 11672, 12140, 14568, 14590, 17508, 18210, 21885, 23066, 24280, 27721, 29180, 34599, 35016, 36420, 43770, 46132, 55442, 57665, 58360, 69198, 72840, 83163, 87540, 92264, 110884, 115330, 138396, 138605, 166326, 172995, 175080, 221768, 230660, 276792, 277210, 332652, 345990, 415815, 461320, 554420, 665304, 691980, 831630, 885613, 1108840, 1383960, 1663260, 1771226, 2656839, 3326520, 3542452, 4428065, 5313678, 7084904, 8856130, 10627356, 13284195, 16826647, 17712260, 21254712, 26568390, 33653294, 35424520, 50479941, 53136780, 67306588, 84133235, 100959882, 106273560, 134613176, 168266470, 201919764, 252399705, 336532940, 403839528, 504799410, 673065880, 1009598820, 2019197640]

約数ペア:

[(1, 2019197640), (2, 1009598820), (3, 673065880), (4, 504799410), (5, 403839528), (6, 336532940), (8, 252399705), (10, 201919764), (12, 168266470), (15, 134613176), (19, 106273560), (20, 100959882), (24, 84133235), (30, 67306588), (38, 53136780), (40, 50479941), (57, 35424520), (60, 33653294), (76, 26568390), (95, 21254712), (114, 17712260), (120, 16826647), (152, 13284195), (190, 10627356), (228, 8856130), (285, 7084904), (380, 5313678), (456, 4428065), (570, 3542452), (607, 3326520), (760, 2656839), (1140, 1771226), (1214, 1663260), (1459, 1383960), (1821, 1108840), (2280, 885613), (2428, 831630), (2918, 691980), (3035, 665304), (3642, 554420), (4377, 461320), (4856, 415815), (5836, 345990), (6070, 332652), (7284, 277210), (7295, 276792), (8754, 230660), (9105, 221768), (11533, 175080), (11672, 172995), (12140, 166326), (14568, 138605), (14590, 138396), (17508, 115330), (18210, 110884), (21885, 92264), (23066, 87540), (24280, 83163), (27721, 72840), (29180, 69198), (34599, 58360), (35016, 57665), (36420, 55442), (43770, 46132)]