61824920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 158630400

約数和(自身を除く): 96805480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 59, 67, 68, 85, 92, 115, 118, 134, 136, 170, 184, 230, 236, 268, 295, 335, 340, 391, 460, 472, 536, 590, 670, 680, 782, 920, 1003, 1139, 1180, 1340, 1357, 1541, 1564, 1955, 2006, 2278, 2360, 2680, 2714, 3082, 3128, 3910, 3953, 4012, 4556, 5015, 5428, 5695, 6164, 6785, 7705, 7820, 7906, 8024, 9112, 10030, 10856, 11390, 12328, 13570, 15410, 15640, 15812, 19765, 20060, 22780, 23069, 26197, 27140, 30820, 31624, 39530, 40120, 45560, 46138, 52394, 54280, 61640, 67201, 79060, 90919, 92276, 104788, 115345, 130985, 134402, 158120, 181838, 184552, 209576, 230690, 261970, 268804, 336005, 363676, 454595, 461380, 523940, 537608, 672010, 727352, 909190, 922760, 1047880, 1344020, 1545623, 1818380, 2688040, 3091246, 3636760, 6182492, 7728115, 12364984, 15456230, 30912460, 61824920]

約数ペア:

[(1, 61824920), (2, 30912460), (4, 15456230), (5, 12364984), (8, 7728115), (10, 6182492), (17, 3636760), (20, 3091246), (23, 2688040), (34, 1818380), (40, 1545623), (46, 1344020), (59, 1047880), (67, 922760), (68, 909190), (85, 727352), (92, 672010), (115, 537608), (118, 523940), (134, 461380), (136, 454595), (170, 363676), (184, 336005), (230, 268804), (236, 261970), (268, 230690), (295, 209576), (335, 184552), (340, 181838), (391, 158120), (460, 134402), (472, 130985), (536, 115345), (590, 104788), (670, 92276), (680, 90919), (782, 79060), (920, 67201), (1003, 61640), (1139, 54280), (1180, 52394), (1340, 46138), (1357, 45560), (1541, 40120), (1564, 39530), (1955, 31624), (2006, 30820), (2278, 27140), (2360, 26197), (2680, 23069), (2714, 22780), (3082, 20060), (3128, 19765), (3910, 15812), (3953, 15640), (4012, 15410), (4556, 13570), (5015, 12328), (5428, 11390), (5695, 10856), (6164, 10030), (6785, 9112), (7705, 8024), (7820, 7906)]