2581771140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35591}}^1$

素因数の和:35650

約数の個数: 144

約数和(自身を含む): 8706087936

約数和(自身を除く): 6124316796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 8060, 12090, 14508, 18135, 24180, 35591, 36270, 71182, 72540, 106773, 142364, 177955, 213546, 320319, 355910, 427092, 462683, 533865, 640638, 711820, 925366, 1067730, 1103321, 1281276, 1388049, 1601595, 1850732, 2135460, 2206642, 2313415, 2776098, 3203190, 3309963, 4164147, 4413284, 4626830, 5516605, 5552196, 6406380, 6619926, 6940245, 8328294, 9253660, 9929889, 11033210, 13239852, 13880490, 14343173, 16549815, 16656588, 19859778, 20820735, 22066420, 27760980, 28686346, 33099630, 39719556, 41641470, 43029519, 49649445, 57372692, 66199260, 71715865, 83282940, 86059038, 99298890, 129088557, 143431730, 172118076, 198597780, 215147595, 258177114, 286863460, 430295190, 516354228, 645442785, 860590380, 1290885570, 2581771140]

約数ペア:

[(1, 2581771140), (2, 1290885570), (3, 860590380), (4, 645442785), (5, 516354228), (6, 430295190), (9, 286863460), (10, 258177114), (12, 215147595), (13, 198597780), (15, 172118076), (18, 143431730), (20, 129088557), (26, 99298890), (30, 86059038), (31, 83282940), (36, 71715865), (39, 66199260), (45, 57372692), (52, 49649445), (60, 43029519), (62, 41641470), (65, 39719556), (78, 33099630), (90, 28686346), (93, 27760980), (117, 22066420), (124, 20820735), (130, 19859778), (155, 16656588), (156, 16549815), (180, 14343173), (186, 13880490), (195, 13239852), (234, 11033210), (260, 9929889), (279, 9253660), (310, 8328294), (372, 6940245), (390, 6619926), (403, 6406380), (465, 5552196), (468, 5516605), (558, 4626830), (585, 4413284), (620, 4164147), (780, 3309963), (806, 3203190), (930, 2776098), (1116, 2313415), (1170, 2206642), (1209, 2135460), (1395, 1850732), (1612, 1601595), (1860, 1388049), (2015, 1281276), (2340, 1103321), (2418, 1067730), (2790, 925366), (3627, 711820), (4030, 640638), (4836, 533865), (5580, 462683), (6045, 427092), (7254, 355910), (8060, 320319), (12090, 213546), (14508, 177955), (18135, 142364), (24180, 106773), (35591, 72540), (36270, 71182)]