405989460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{5209}}^1$

素因数の和:5657

約数の個数: 72

約数和(自身を含む): 1234582440

約数和(自身を除く): 828592980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 433, 866, 1299, 1732, 2165, 2598, 3897, 4330, 5196, 5209, 6495, 7794, 8660, 10418, 12990, 15588, 15627, 19485, 20836, 25980, 26045, 31254, 38970, 46881, 52090, 62508, 77940, 78135, 93762, 104180, 156270, 187524, 234405, 312540, 468810, 937620, 2255497, 4510994, 6766491, 9021988, 11277485, 13532982, 20299473, 22554970, 27065964, 33832455, 40598946, 45109940, 67664910, 81197892, 101497365, 135329820, 202994730, 405989460]

約数ペア:

[(1, 405989460), (2, 202994730), (3, 135329820), (4, 101497365), (5, 81197892), (6, 67664910), (9, 45109940), (10, 40598946), (12, 33832455), (15, 27065964), (18, 22554970), (20, 20299473), (30, 13532982), (36, 11277485), (45, 9021988), (60, 6766491), (90, 4510994), (180, 2255497), (433, 937620), (866, 468810), (1299, 312540), (1732, 234405), (2165, 187524), (2598, 156270), (3897, 104180), (4330, 93762), (5196, 78135), (5209, 77940), (6495, 62508), (7794, 52090), (8660, 46881), (10418, 38970), (12990, 31254), (15588, 26045), (15627, 25980), (19485, 20836)]