213872472

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 655260840

約数和(自身を除く): 441388368

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 31, 33, 36, 44, 62, 66, 72, 88, 93, 99, 124, 132, 186, 198, 248, 264, 279, 281, 341, 372, 396, 558, 562, 682, 744, 792, 843, 961, 1023, 1116, 1124, 1364, 1686, 1922, 2046, 2232, 2248, 2529, 2728, 2883, 3069, 3091, 3372, 3844, 4092, 5058, 5766, 6138, 6182, 6744, 7688, 8184, 8649, 8711, 9273, 10116, 10571, 11532, 12276, 12364, 17298, 17422, 18546, 20232, 21142, 23064, 24552, 24728, 26133, 27819, 31713, 34596, 34844, 37092, 42284, 52266, 55638, 63426, 69192, 69688, 74184, 78399, 84568, 95139, 95821, 104532, 111276, 126852, 156798, 190278, 191642, 209064, 222552, 253704, 270041, 287463, 313596, 380556, 383284, 540082, 574926, 627192, 761112, 766568, 810123, 862389, 1080164, 1149852, 1620246, 1724778, 2160328, 2299704, 2430369, 2970451, 3240492, 3449556, 4860738, 5940902, 6480984, 6899112, 8911353, 9721476, 11881804, 17822706, 19442952, 23763608, 26734059, 35645412, 53468118, 71290824, 106936236, 213872472]

約数ペア:

[(1, 213872472), (2, 106936236), (3, 71290824), (4, 53468118), (6, 35645412), (8, 26734059), (9, 23763608), (11, 19442952), (12, 17822706), (18, 11881804), (22, 9721476), (24, 8911353), (31, 6899112), (33, 6480984), (36, 5940902), (44, 4860738), (62, 3449556), (66, 3240492), (72, 2970451), (88, 2430369), (93, 2299704), (99, 2160328), (124, 1724778), (132, 1620246), (186, 1149852), (198, 1080164), (248, 862389), (264, 810123), (279, 766568), (281, 761112), (341, 627192), (372, 574926), (396, 540082), (558, 383284), (562, 380556), (682, 313596), (744, 287463), (792, 270041), (843, 253704), (961, 222552), (1023, 209064), (1116, 191642), (1124, 190278), (1364, 156798), (1686, 126852), (1922, 111276), (2046, 104532), (2232, 95821), (2248, 95139), (2529, 84568), (2728, 78399), (2883, 74184), (3069, 69688), (3091, 69192), (3372, 63426), (3844, 55638), (4092, 52266), (5058, 42284), (5766, 37092), (6138, 34844), (6182, 34596), (6744, 31713), (7688, 27819), (8184, 26133), (8649, 24728), (8711, 24552), (9273, 23064), (10116, 21142), (10571, 20232), (11532, 18546), (12276, 17422), (12364, 17298)]