90378990

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2896

約数の個数: 96

約数和(自身を含む): 262525536

約数和(自身を除く): 172146546

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 243, 270, 351, 390, 405, 486, 585, 702, 810, 1053, 1170, 1215, 1755, 2106, 2430, 2861, 3159, 3510, 5265, 5722, 6318, 8583, 10530, 14305, 15795, 17166, 25749, 28610, 31590, 37193, 42915, 51498, 74386, 77247, 85830, 111579, 128745, 154494, 185965, 223158, 231741, 257490, 334737, 371930, 386235, 463482, 557895, 669474, 695223, 772470, 1004211, 1115790, 1158705, 1390446, 1673685, 2008422, 2317410, 3012633, 3347370, 3476115, 5021055, 6025266, 6952230, 9037899, 10042110, 15063165, 18075798, 30126330, 45189495, 90378990]

約数ペア:

[(1, 90378990), (2, 45189495), (3, 30126330), (5, 18075798), (6, 15063165), (9, 10042110), (10, 9037899), (13, 6952230), (15, 6025266), (18, 5021055), (26, 3476115), (27, 3347370), (30, 3012633), (39, 2317410), (45, 2008422), (54, 1673685), (65, 1390446), (78, 1158705), (81, 1115790), (90, 1004211), (117, 772470), (130, 695223), (135, 669474), (162, 557895), (195, 463482), (234, 386235), (243, 371930), (270, 334737), (351, 257490), (390, 231741), (405, 223158), (486, 185965), (585, 154494), (702, 128745), (810, 111579), (1053, 85830), (1170, 77247), (1215, 74386), (1755, 51498), (2106, 42915), (2430, 37193), (2861, 31590), (3159, 28610), (3510, 25749), (5265, 17166), (5722, 15795), (6318, 14305), (8583, 10530)]