31225320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{12391}}^1$

素因数の和:12415

約数の個数: 96

約数和(自身を含む): 115989120

約数和(自身を除く): 84763800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 12391, 24782, 37173, 49564, 61955, 74346, 86737, 99128, 111519, 123910, 148692, 173474, 185865, 223038, 247820, 260211, 297384, 346948, 371730, 433685, 446076, 495640, 520422, 557595, 693896, 743460, 780633, 867370, 892152, 1040844, 1115190, 1301055, 1486920, 1561266, 1734740, 2081688, 2230380, 2602110, 3122532, 3469480, 3903165, 4460760, 5204220, 6245064, 7806330, 10408440, 15612660, 31225320]

約数ペア:

[(1, 31225320), (2, 15612660), (3, 10408440), (4, 7806330), (5, 6245064), (6, 5204220), (7, 4460760), (8, 3903165), (9, 3469480), (10, 3122532), (12, 2602110), (14, 2230380), (15, 2081688), (18, 1734740), (20, 1561266), (21, 1486920), (24, 1301055), (28, 1115190), (30, 1040844), (35, 892152), (36, 867370), (40, 780633), (42, 743460), (45, 693896), (56, 557595), (60, 520422), (63, 495640), (70, 446076), (72, 433685), (84, 371730), (90, 346948), (105, 297384), (120, 260211), (126, 247820), (140, 223038), (168, 185865), (180, 173474), (210, 148692), (252, 123910), (280, 111519), (315, 99128), (360, 86737), (420, 74346), (504, 61955), (630, 49564), (840, 37173), (1260, 24782), (2520, 12391)]