257380272

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2237}}^1$

素因数の和:2315

約数の個数: 120

約数和(自身を含む): 779253696

約数和(自身を除く): 521873424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 47, 48, 51, 68, 72, 94, 102, 136, 141, 144, 153, 188, 204, 272, 282, 306, 376, 408, 423, 564, 612, 752, 799, 816, 846, 1128, 1224, 1598, 1692, 2237, 2256, 2397, 2448, 3196, 3384, 4474, 4794, 6392, 6711, 6768, 7191, 8948, 9588, 12784, 13422, 14382, 17896, 19176, 20133, 26844, 28764, 35792, 38029, 38352, 40266, 53688, 57528, 76058, 80532, 105139, 107376, 114087, 115056, 152116, 161064, 210278, 228174, 304232, 315417, 322128, 342261, 420556, 456348, 608464, 630834, 684522, 841112, 912696, 946251, 1261668, 1369044, 1682224, 1787363, 1825392, 1892502, 2523336, 2738088, 3574726, 3785004, 5046672, 5362089, 5476176, 7149452, 7570008, 10724178, 14298904, 15140016, 16086267, 21448356, 28597808, 32172534, 42896712, 64345068, 85793424, 128690136, 257380272]

約数ペア:

[(1, 257380272), (2, 128690136), (3, 85793424), (4, 64345068), (6, 42896712), (8, 32172534), (9, 28597808), (12, 21448356), (16, 16086267), (17, 15140016), (18, 14298904), (24, 10724178), (34, 7570008), (36, 7149452), (47, 5476176), (48, 5362089), (51, 5046672), (68, 3785004), (72, 3574726), (94, 2738088), (102, 2523336), (136, 1892502), (141, 1825392), (144, 1787363), (153, 1682224), (188, 1369044), (204, 1261668), (272, 946251), (282, 912696), (306, 841112), (376, 684522), (408, 630834), (423, 608464), (564, 456348), (612, 420556), (752, 342261), (799, 322128), (816, 315417), (846, 304232), (1128, 228174), (1224, 210278), (1598, 161064), (1692, 152116), (2237, 115056), (2256, 114087), (2397, 107376), (2448, 105139), (3196, 80532), (3384, 76058), (4474, 57528), (4794, 53688), (6392, 40266), (6711, 38352), (6768, 38029), (7191, 35792), (8948, 28764), (9588, 26844), (12784, 20133), (13422, 19176), (14382, 17896)]