219747240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{610409}}^1$

素因数の和:610426

約数の個数: 48

約数和(自身を含む): 714179700

約数和(自身を除く): 494432460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 610409, 1220818, 1831227, 2441636, 3052045, 3662454, 4883272, 5493681, 6104090, 7324908, 9156135, 10987362, 12208180, 14649816, 18312270, 21974724, 24416360, 27468405, 36624540, 43949448, 54936810, 73249080, 109873620, 219747240]

約数ペア:

[(1, 219747240), (2, 109873620), (3, 73249080), (4, 54936810), (5, 43949448), (6, 36624540), (8, 27468405), (9, 24416360), (10, 21974724), (12, 18312270), (15, 14649816), (18, 12208180), (20, 10987362), (24, 9156135), (30, 7324908), (36, 6104090), (40, 5493681), (45, 4883272), (60, 3662454), (72, 3052045), (90, 2441636), (120, 1831227), (180, 1220818), (360, 610409)]