15612660

素因数分解:

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

素因数の和:12413

約数の個数: 72

約数和(自身を含む): 54128256

約数和(自身を除く): 38515596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 12391, 24782, 37173, 49564, 61955, 74346, 86737, 111519, 123910, 148692, 173474, 185865, 223038, 247820, 260211, 346948, 371730, 433685, 446076, 520422, 557595, 743460, 780633, 867370, 1040844, 1115190, 1301055, 1561266, 1734740, 2230380, 2602110, 3122532, 3903165, 5204220, 7806330, 15612660]

約数ペア:

[(1, 15612660), (2, 7806330), (3, 5204220), (4, 3903165), (5, 3122532), (6, 2602110), (7, 2230380), (9, 1734740), (10, 1561266), (12, 1301055), (14, 1115190), (15, 1040844), (18, 867370), (20, 780633), (21, 743460), (28, 557595), (30, 520422), (35, 446076), (36, 433685), (42, 371730), (45, 346948), (60, 260211), (63, 247820), (70, 223038), (84, 185865), (90, 173474), (105, 148692), (126, 123910), (140, 111519), (180, 86737), (210, 74346), (252, 61955), (315, 49564), (420, 37173), (630, 24782), (1260, 12391)]