228712380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293221}}^1$

素因数の和:293246

約数の個数: 48

約数和(自身を含む): 689658144

約数和(自身を除く): 460945764

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, 293221, 586442, 879663, 1172884, 1466105, 1759326, 2932210, 3518652, 3811873, 4398315, 5864420, 7623746, 8796630, 11435619, 15247492, 17593260, 19059365, 22871238, 38118730, 45742476, 57178095, 76237460, 114356190, 228712380]

約数ペア:

[(1, 228712380), (2, 114356190), (3, 76237460), (4, 57178095), (5, 45742476), (6, 38118730), (10, 22871238), (12, 19059365), (13, 17593260), (15, 15247492), (20, 11435619), (26, 8796630), (30, 7623746), (39, 5864420), (52, 4398315), (60, 3811873), (65, 3518652), (78, 2932210), (130, 1759326), (156, 1466105), (195, 1172884), (260, 879663), (390, 586442), (780, 293221)]