277064580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{355211}}^1$

素因数の和:355236

約数の個数: 48

約数和(自身を含む): 835458624

約数和(自身を除く): 558394044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 355211, 710422, 1065633, 1420844, 1776055, 2131266, 3552110, 4262532, 4617743, 5328165, 7104220, 9235486, 10656330, 13853229, 18470972, 21312660, 23088715, 27706458, 46177430, 55412916, 69266145, 92354860, 138532290, 277064580]

約数ペア:

[(1, 277064580), (2, 138532290), (3, 92354860), (4, 69266145), (5, 55412916), (6, 46177430), (10, 27706458), (12, 23088715), (13, 21312660), (15, 18470972), (20, 13853229), (26, 10656330), (30, 9235486), (39, 7104220), (52, 5328165), (60, 4617743), (65, 4262532), (78, 3552110), (130, 2131266), (156, 1776055), (195, 1420844), (260, 1065633), (390, 710422), (780, 355211)]