161728860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{86951}}^1$

素因数の和:86994

約数の個数: 48

約数和(自身を含む): 467453952

約数和(自身を除く): 305725092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 86951, 173902, 260853, 347804, 434755, 521706, 869510, 1043412, 1304265, 1739020, 2608530, 2695481, 5217060, 5390962, 8086443, 10781924, 13477405, 16172886, 26954810, 32345772, 40432215, 53909620, 80864430, 161728860]

約数ペア:

[(1, 161728860), (2, 80864430), (3, 53909620), (4, 40432215), (5, 32345772), (6, 26954810), (10, 16172886), (12, 13477405), (15, 10781924), (20, 8086443), (30, 5390962), (31, 5217060), (60, 2695481), (62, 2608530), (93, 1739020), (124, 1304265), (155, 1043412), (186, 869510), (310, 521706), (372, 434755), (465, 347804), (620, 260853), (930, 173902), (1860, 86951)]