99900180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12907}}^1$

素因数の和:12965

約数の個数: 72

約数和(自身を含む): 310101792

約数和(自身を除く): 210201612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 12907, 25814, 38721, 51628, 64535, 77442, 116163, 129070, 154884, 193605, 232326, 258140, 387210, 464652, 555001, 580815, 774420, 1110002, 1161630, 1665003, 2220004, 2323260, 2775005, 3330006, 4995009, 5550010, 6660012, 8325015, 9990018, 11100020, 16650030, 19980036, 24975045, 33300060, 49950090, 99900180]

約数ペア:

[(1, 99900180), (2, 49950090), (3, 33300060), (4, 24975045), (5, 19980036), (6, 16650030), (9, 11100020), (10, 9990018), (12, 8325015), (15, 6660012), (18, 5550010), (20, 4995009), (30, 3330006), (36, 2775005), (43, 2323260), (45, 2220004), (60, 1665003), (86, 1161630), (90, 1110002), (129, 774420), (172, 580815), (180, 555001), (215, 464652), (258, 387210), (387, 258140), (430, 232326), (516, 193605), (645, 154884), (774, 129070), (860, 116163), (1290, 77442), (1548, 64535), (1935, 51628), (2580, 38721), (3870, 25814), (7740, 12907)]