127131620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2721

約数の個数: 96

約数和(自身を含む): 343719936

約数和(自身を除く): 216588316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1705, 2170, 2387, 2663, 3410, 4340, 4774, 5326, 6820, 9548, 10652, 11935, 13315, 18641, 23870, 26630, 29293, 37282, 47740, 53260, 58586, 74564, 82553, 93205, 117172, 146465, 165106, 186410, 205051, 292930, 330212, 372820, 410102, 412765, 577871, 585860, 820204, 825530, 908083, 1025255, 1155742, 1651060, 1816166, 2050510, 2311484, 2889355, 3632332, 4101020, 4540415, 5778710, 6356581, 9080830, 11557420, 12713162, 18161660, 25426324, 31782905, 63565810, 127131620]

約数ペア:

[(1, 127131620), (2, 63565810), (4, 31782905), (5, 25426324), (7, 18161660), (10, 12713162), (11, 11557420), (14, 9080830), (20, 6356581), (22, 5778710), (28, 4540415), (31, 4101020), (35, 3632332), (44, 2889355), (55, 2311484), (62, 2050510), (70, 1816166), (77, 1651060), (110, 1155742), (124, 1025255), (140, 908083), (154, 825530), (155, 820204), (217, 585860), (220, 577871), (308, 412765), (310, 410102), (341, 372820), (385, 330212), (434, 292930), (620, 205051), (682, 186410), (770, 165106), (868, 146465), (1085, 117172), (1364, 93205), (1540, 82553), (1705, 74564), (2170, 58586), (2387, 53260), (2663, 47740), (3410, 37282), (4340, 29293), (4774, 26630), (5326, 23870), (6820, 18641), (9548, 13315), (10652, 11935)]