740430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 2031120

約数和(自身を除く): 1290690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 433, 570, 855, 866, 1299, 1710, 2165, 2598, 3897, 4330, 6495, 7794, 8227, 12990, 16454, 19485, 24681, 38970, 41135, 49362, 74043, 82270, 123405, 148086, 246810, 370215, 740430]

約数ペア:

[(1, 740430), (2, 370215), (3, 246810), (5, 148086), (6, 123405), (9, 82270), (10, 74043), (15, 49362), (18, 41135), (19, 38970), (30, 24681), (38, 19485), (45, 16454), (57, 12990), (90, 8227), (95, 7794), (114, 6495), (171, 4330), (190, 3897), (285, 2598), (342, 2165), (433, 1710), (570, 1299), (855, 866)]