80408412

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:680

約数の個数: 108

約数和(自身を含む): 239846880

約数和(自身を除く): 159438468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 79, 84, 98, 126, 147, 158, 196, 237, 252, 294, 316, 441, 474, 553, 577, 588, 711, 882, 948, 1106, 1154, 1422, 1659, 1731, 1764, 2212, 2308, 2844, 3318, 3462, 3871, 4039, 4977, 5193, 6636, 6924, 7742, 8078, 9954, 10386, 11613, 12117, 15484, 16156, 19908, 20772, 23226, 24234, 28273, 34839, 36351, 45583, 46452, 48468, 56546, 69678, 72702, 84819, 91166, 113092, 136749, 139356, 145404, 169638, 182332, 254457, 273498, 319081, 339276, 410247, 508914, 546996, 638162, 820494, 957243, 1017828, 1276324, 1640988, 1914486, 2233567, 2871729, 3828972, 4467134, 5743458, 6700701, 8934268, 11486916, 13401402, 20102103, 26802804, 40204206, 80408412]

約数ペア:

[(1, 80408412), (2, 40204206), (3, 26802804), (4, 20102103), (6, 13401402), (7, 11486916), (9, 8934268), (12, 6700701), (14, 5743458), (18, 4467134), (21, 3828972), (28, 2871729), (36, 2233567), (42, 1914486), (49, 1640988), (63, 1276324), (79, 1017828), (84, 957243), (98, 820494), (126, 638162), (147, 546996), (158, 508914), (196, 410247), (237, 339276), (252, 319081), (294, 273498), (316, 254457), (441, 182332), (474, 169638), (553, 145404), (577, 139356), (588, 136749), (711, 113092), (882, 91166), (948, 84819), (1106, 72702), (1154, 69678), (1422, 56546), (1659, 48468), (1731, 46452), (1764, 45583), (2212, 36351), (2308, 34839), (2844, 28273), (3318, 24234), (3462, 23226), (3871, 20772), (4039, 19908), (4977, 16156), (5193, 15484), (6636, 12117), (6924, 11613), (7742, 10386), (8078, 9954)]