140774260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 96

約数和(自身を含む): 344881152

約数和(自身を除く): 204106892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 43, 44, 46, 55, 86, 92, 110, 115, 172, 215, 220, 230, 253, 430, 460, 473, 506, 647, 860, 946, 989, 1012, 1265, 1294, 1892, 1978, 2365, 2530, 2588, 3235, 3956, 4730, 4945, 5060, 6470, 7117, 9460, 9890, 10879, 12940, 14234, 14881, 19780, 21758, 27821, 28468, 29762, 35585, 43516, 54395, 55642, 59524, 71170, 74405, 108790, 111284, 139105, 142340, 148810, 163691, 217580, 278210, 297620, 306031, 327382, 556420, 612062, 639883, 654764, 818455, 1224124, 1279766, 1530155, 1636910, 2559532, 3060310, 3199415, 3273820, 6120620, 6398830, 7038713, 12797660, 14077426, 28154852, 35193565, 70387130, 140774260]

約数ペア:

[(1, 140774260), (2, 70387130), (4, 35193565), (5, 28154852), (10, 14077426), (11, 12797660), (20, 7038713), (22, 6398830), (23, 6120620), (43, 3273820), (44, 3199415), (46, 3060310), (55, 2559532), (86, 1636910), (92, 1530155), (110, 1279766), (115, 1224124), (172, 818455), (215, 654764), (220, 639883), (230, 612062), (253, 556420), (430, 327382), (460, 306031), (473, 297620), (506, 278210), (647, 217580), (860, 163691), (946, 148810), (989, 142340), (1012, 139105), (1265, 111284), (1294, 108790), (1892, 74405), (1978, 71170), (2365, 59524), (2530, 55642), (2588, 54395), (3235, 43516), (3956, 35585), (4730, 29762), (4945, 28468), (5060, 27821), (6470, 21758), (7117, 19780), (9460, 14881), (9890, 14234), (10879, 12940)]