15735420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 51891840

約数和(自身を除く): 36156420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 107, 114, 129, 171, 172, 180, 190, 214, 215, 228, 258, 285, 321, 342, 380, 387, 428, 430, 516, 535, 570, 642, 645, 684, 774, 817, 855, 860, 963, 1070, 1140, 1284, 1290, 1548, 1605, 1634, 1710, 1926, 1935, 2033, 2140, 2451, 2580, 3210, 3268, 3420, 3852, 3870, 4066, 4085, 4601, 4815, 4902, 6099, 6420, 7353, 7740, 8132, 8170, 9202, 9630, 9804, 10165, 12198, 12255, 13803, 14706, 16340, 18297, 18404, 19260, 20330, 23005, 24396, 24510, 27606, 29412, 30495, 36594, 36765, 40660, 41409, 46010, 49020, 55212, 60990, 69015, 73188, 73530, 82818, 87419, 91485, 92020, 121980, 138030, 147060, 165636, 174838, 182970, 207045, 262257, 276060, 349676, 365940, 414090, 437095, 524514, 786771, 828180, 874190, 1049028, 1311285, 1573542, 1748380, 2622570, 3147084, 3933855, 5245140, 7867710, 15735420]

約数ペア:

[(1, 15735420), (2, 7867710), (3, 5245140), (4, 3933855), (5, 3147084), (6, 2622570), (9, 1748380), (10, 1573542), (12, 1311285), (15, 1049028), (18, 874190), (19, 828180), (20, 786771), (30, 524514), (36, 437095), (38, 414090), (43, 365940), (45, 349676), (57, 276060), (60, 262257), (76, 207045), (86, 182970), (90, 174838), (95, 165636), (107, 147060), (114, 138030), (129, 121980), (171, 92020), (172, 91485), (180, 87419), (190, 82818), (214, 73530), (215, 73188), (228, 69015), (258, 60990), (285, 55212), (321, 49020), (342, 46010), (380, 41409), (387, 40660), (428, 36765), (430, 36594), (516, 30495), (535, 29412), (570, 27606), (642, 24510), (645, 24396), (684, 23005), (774, 20330), (817, 19260), (855, 18404), (860, 18297), (963, 16340), (1070, 14706), (1140, 13803), (1284, 12255), (1290, 12198), (1548, 10165), (1605, 9804), (1634, 9630), (1710, 9202), (1926, 8170), (1935, 8132), (2033, 7740), (2140, 7353), (2451, 6420), (2580, 6099), (3210, 4902), (3268, 4815), (3420, 4601), (3852, 4085), (3870, 4066)]