30612420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8951}}^1$

素因数の和:8985

約数の個数: 72

約数和(自身を含む): 97755840

約数和(自身を除く): 67143420

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, 8951, 17902, 26853, 35804, 44755, 53706, 80559, 89510, 107412, 134265, 161118, 170069, 179020, 268530, 322236, 340138, 402795, 510207, 537060, 680276, 805590, 850345, 1020414, 1530621, 1611180, 1700690, 2040828, 2551035, 3061242, 3401380, 5102070, 6122484, 7653105, 10204140, 15306210, 30612420]

約数ペア:

[(1, 30612420), (2, 15306210), (3, 10204140), (4, 7653105), (5, 6122484), (6, 5102070), (9, 3401380), (10, 3061242), (12, 2551035), (15, 2040828), (18, 1700690), (19, 1611180), (20, 1530621), (30, 1020414), (36, 850345), (38, 805590), (45, 680276), (57, 537060), (60, 510207), (76, 402795), (90, 340138), (95, 322236), (114, 268530), (171, 179020), (180, 170069), (190, 161118), (228, 134265), (285, 107412), (342, 89510), (380, 80559), (570, 53706), (684, 44755), (855, 35804), (1140, 26853), (1710, 17902), (3420, 8951)]