81764280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17471}}^1$

素因数の和:17501

約数の個数: 96

約数和(自身を含む): 286191360

約数和(自身を除く): 204427080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 17471, 34942, 52413, 69884, 87355, 104826, 139768, 157239, 174710, 209652, 227123, 262065, 314478, 349420, 419304, 454246, 524130, 628956, 681369, 698840, 786195, 908492, 1048260, 1135615, 1257912, 1362738, 1572390, 1816984, 2044107, 2096520, 2271230, 2725476, 3144780, 3406845, 4088214, 4542460, 5450952, 6289560, 6813690, 8176428, 9084920, 10220535, 13627380, 16352856, 20441070, 27254760, 40882140, 81764280]

約数ペア:

[(1, 81764280), (2, 40882140), (3, 27254760), (4, 20441070), (5, 16352856), (6, 13627380), (8, 10220535), (9, 9084920), (10, 8176428), (12, 6813690), (13, 6289560), (15, 5450952), (18, 4542460), (20, 4088214), (24, 3406845), (26, 3144780), (30, 2725476), (36, 2271230), (39, 2096520), (40, 2044107), (45, 1816984), (52, 1572390), (60, 1362738), (65, 1257912), (72, 1135615), (78, 1048260), (90, 908492), (104, 786195), (117, 698840), (120, 681369), (130, 628956), (156, 524130), (180, 454246), (195, 419304), (234, 349420), (260, 314478), (312, 262065), (360, 227123), (390, 209652), (468, 174710), (520, 157239), (585, 139768), (780, 104826), (936, 87355), (1170, 69884), (1560, 52413), (2340, 34942), (4680, 17471)]