641376

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 1945944

約数和(自身を除く): 1304568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 131, 136, 144, 153, 204, 262, 272, 288, 306, 393, 408, 524, 544, 612, 786, 816, 1048, 1179, 1224, 1572, 1632, 2096, 2227, 2358, 2448, 3144, 4192, 4454, 4716, 4896, 6288, 6681, 8908, 9432, 12576, 13362, 17816, 18864, 20043, 26724, 35632, 37728, 40086, 53448, 71264, 80172, 106896, 160344, 213792, 320688, 641376]

約数ペア:

[(1, 641376), (2, 320688), (3, 213792), (4, 160344), (6, 106896), (8, 80172), (9, 71264), (12, 53448), (16, 40086), (17, 37728), (18, 35632), (24, 26724), (32, 20043), (34, 18864), (36, 17816), (48, 13362), (51, 12576), (68, 9432), (72, 8908), (96, 6681), (102, 6288), (131, 4896), (136, 4716), (144, 4454), (153, 4192), (204, 3144), (262, 2448), (272, 2358), (288, 2227), (306, 2096), (393, 1632), (408, 1572), (524, 1224), (544, 1179), (612, 1048), (786, 816)]