157641588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1861}}^1$

素因数の和:2065

約数の個数: 72

約数和(自身を含む): 431738216

約数和(自身を除く): 274096628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 181, 234, 362, 468, 543, 724, 1086, 1629, 1861, 2172, 2353, 3258, 3722, 4706, 5583, 6516, 7059, 7444, 9412, 11166, 14118, 16749, 21177, 22332, 24193, 28236, 33498, 42354, 48386, 66996, 72579, 84708, 96772, 145158, 217737, 290316, 336841, 435474, 673682, 870948, 1010523, 1347364, 2021046, 3031569, 4042092, 4378933, 6063138, 8757866, 12126276, 13136799, 17515732, 26273598, 39410397, 52547196, 78820794, 157641588]

約数ペア:

[(1, 157641588), (2, 78820794), (3, 52547196), (4, 39410397), (6, 26273598), (9, 17515732), (12, 13136799), (13, 12126276), (18, 8757866), (26, 6063138), (36, 4378933), (39, 4042092), (52, 3031569), (78, 2021046), (117, 1347364), (156, 1010523), (181, 870948), (234, 673682), (362, 435474), (468, 336841), (543, 290316), (724, 217737), (1086, 145158), (1629, 96772), (1861, 84708), (2172, 72579), (2353, 66996), (3258, 48386), (3722, 42354), (4706, 33498), (5583, 28236), (6516, 24193), (7059, 22332), (7444, 21177), (9412, 16749), (11166, 14118)]