127731780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2138

約数の個数: 144

約数和(自身を含む): 436520448

約数和(自身を除く): 308788668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1705, 1860, 1980, 2046, 2081, 2790, 3069, 3410, 4092, 4162, 5115, 5580, 6138, 6243, 6820, 8324, 10230, 10405, 12276, 12486, 15345, 18729, 20460, 20810, 22891, 24972, 30690, 31215, 37458, 41620, 45782, 61380, 62430, 64511, 68673, 74916, 91564, 93645, 114455, 124860, 129022, 137346, 187290, 193533, 206019, 228910, 258044, 274692, 322555, 343365, 374580, 387066, 412038, 457820, 580599, 645110, 686730, 709621, 774132, 824076, 967665, 1030095, 1161198, 1290220, 1373460, 1419242, 1935330, 2060190, 2128863, 2322396, 2838484, 2902995, 3548105, 3870660, 4120380, 4257726, 5805990, 6386589, 7096210, 8515452, 10644315, 11611980, 12773178, 14192420, 21288630, 25546356, 31932945, 42577260, 63865890, 127731780]

約数ペア:

[(1, 127731780), (2, 63865890), (3, 42577260), (4, 31932945), (5, 25546356), (6, 21288630), (9, 14192420), (10, 12773178), (11, 11611980), (12, 10644315), (15, 8515452), (18, 7096210), (20, 6386589), (22, 5805990), (30, 4257726), (31, 4120380), (33, 3870660), (36, 3548105), (44, 2902995), (45, 2838484), (55, 2322396), (60, 2128863), (62, 2060190), (66, 1935330), (90, 1419242), (93, 1373460), (99, 1290220), (110, 1161198), (124, 1030095), (132, 967665), (155, 824076), (165, 774132), (180, 709621), (186, 686730), (198, 645110), (220, 580599), (279, 457820), (310, 412038), (330, 387066), (341, 374580), (372, 343365), (396, 322555), (465, 274692), (495, 258044), (558, 228910), (620, 206019), (660, 193533), (682, 187290), (930, 137346), (990, 129022), (1023, 124860), (1116, 114455), (1364, 93645), (1395, 91564), (1705, 74916), (1860, 68673), (1980, 64511), (2046, 62430), (2081, 61380), (2790, 45782), (3069, 41620), (3410, 37458), (4092, 31215), (4162, 30690), (5115, 24972), (5580, 22891), (6138, 20810), (6243, 20460), (6820, 18729), (8324, 15345), (10230, 12486), (10405, 12276)]