171418280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 429196320

約数和(自身を除く): 257778040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 121, 214, 220, 242, 331, 428, 440, 484, 535, 605, 662, 856, 968, 1070, 1177, 1210, 1324, 1655, 2140, 2354, 2420, 2648, 3310, 3641, 4280, 4708, 4840, 5885, 6620, 7282, 9416, 11770, 12947, 13240, 14564, 18205, 23540, 25894, 29128, 35417, 36410, 40051, 47080, 51788, 64735, 70834, 72820, 80102, 103576, 129470, 141668, 145640, 160204, 177085, 200255, 258940, 283336, 320408, 354170, 389587, 400510, 517880, 708340, 779174, 801020, 1416680, 1558348, 1602040, 1947935, 3116696, 3895870, 4285457, 7791740, 8570914, 15583480, 17141828, 21427285, 34283656, 42854570, 85709140, 171418280]

約数ペア:

[(1, 171418280), (2, 85709140), (4, 42854570), (5, 34283656), (8, 21427285), (10, 17141828), (11, 15583480), (20, 8570914), (22, 7791740), (40, 4285457), (44, 3895870), (55, 3116696), (88, 1947935), (107, 1602040), (110, 1558348), (121, 1416680), (214, 801020), (220, 779174), (242, 708340), (331, 517880), (428, 400510), (440, 389587), (484, 354170), (535, 320408), (605, 283336), (662, 258940), (856, 200255), (968, 177085), (1070, 160204), (1177, 145640), (1210, 141668), (1324, 129470), (1655, 103576), (2140, 80102), (2354, 72820), (2420, 70834), (2648, 64735), (3310, 51788), (3641, 47080), (4280, 40051), (4708, 36410), (4840, 35417), (5885, 29128), (6620, 25894), (7282, 23540), (9416, 18205), (11770, 14564), (12947, 13240)]