163992420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47951}}^1$

素因数の和:47985

約数の個数: 72

約数和(自身を含む): 523635840

約数和(自身を除く): 359643420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 47951, 95902, 143853, 191804, 239755, 287706, 431559, 479510, 575412, 719265, 863118, 911069, 959020, 1438530, 1726236, 1822138, 2157795, 2733207, 2877060, 3644276, 4315590, 4555345, 5466414, 8199621, 8631180, 9110690, 10932828, 13666035, 16399242, 18221380, 27332070, 32798484, 40998105, 54664140, 81996210, 163992420]

約数ペア:

[(1, 163992420), (2, 81996210), (3, 54664140), (4, 40998105), (5, 32798484), (6, 27332070), (9, 18221380), (10, 16399242), (12, 13666035), (15, 10932828), (18, 9110690), (19, 8631180), (20, 8199621), (30, 5466414), (36, 4555345), (38, 4315590), (45, 3644276), (57, 2877060), (60, 2733207), (76, 2157795), (90, 1822138), (95, 1726236), (114, 1438530), (171, 959020), (180, 911069), (190, 863118), (228, 719265), (285, 575412), (342, 479510), (380, 431559), (570, 287706), (684, 239755), (855, 191804), (1140, 143853), (1710, 95902), (3420, 47951)]