30980196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1249}}^1$

素因数の和:1325

約数の個数: 72

約数和(自身を含む): 85995000

約数和(自身を除く): 55014804

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1249, 1378, 1908, 2067, 2498, 2756, 3747, 4134, 4996, 6201, 7494, 8268, 11241, 12402, 14988, 16237, 22482, 24804, 32474, 44964, 48711, 64948, 66197, 97422, 132394, 146133, 194844, 198591, 264788, 292266, 397182, 584532, 595773, 794364, 860561, 1191546, 1721122, 2383092, 2581683, 3442244, 5163366, 7745049, 10326732, 15490098, 30980196]

約数ペア:

[(1, 30980196), (2, 15490098), (3, 10326732), (4, 7745049), (6, 5163366), (9, 3442244), (12, 2581683), (13, 2383092), (18, 1721122), (26, 1191546), (36, 860561), (39, 794364), (52, 595773), (53, 584532), (78, 397182), (106, 292266), (117, 264788), (156, 198591), (159, 194844), (212, 146133), (234, 132394), (318, 97422), (468, 66197), (477, 64948), (636, 48711), (689, 44964), (954, 32474), (1249, 24804), (1378, 22482), (1908, 16237), (2067, 14988), (2498, 12402), (2756, 11241), (3747, 8268), (4134, 7494), (4996, 6201)]