219492256780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23459}}^1\times {\mathrm{15091}}^1$

素因数の和:38590

約数の個数: 48

約数和(自身を含む): 475854382080

約数和(自身を除く): 256362125300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15091, 23459, 30182, 46918, 60364, 75455, 93836, 117295, 150910, 234590, 301820, 467821, 469180, 727229, 935642, 1454458, 1871284, 2339105, 2908916, 3636145, 4678210, 7272290, 9356420, 14544580, 354019769, 708039538, 1416079076, 1770098845, 3540197690, 7080395380, 10974612839, 21949225678, 43898451356, 54873064195, 109746128390, 219492256780]

約数ペア:

[(1, 219492256780), (2, 109746128390), (4, 54873064195), (5, 43898451356), (10, 21949225678), (20, 10974612839), (31, 7080395380), (62, 3540197690), (124, 1770098845), (155, 1416079076), (310, 708039538), (620, 354019769), (15091, 14544580), (23459, 9356420), (30182, 7272290), (46918, 4678210), (60364, 3636145), (75455, 2908916), (93836, 2339105), (117295, 1871284), (150910, 1454458), (234590, 935642), (301820, 727229), (467821, 469180)]