388567440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{539677}}^1$

素因数の和:539696

約数の個数: 60

約数和(自身を含む): 1304941404

約数和(自身を除く): 916373964

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 539677, 1079354, 1619031, 2158708, 2698385, 3238062, 4317416, 4857093, 5396770, 6476124, 8095155, 8634832, 9714186, 10793540, 12952248, 16190310, 19428372, 21587080, 24285465, 25904496, 32380620, 38856744, 43174160, 48570930, 64761240, 77713488, 97141860, 129522480, 194283720, 388567440]

約数ペア:

[(1, 388567440), (2, 194283720), (3, 129522480), (4, 97141860), (5, 77713488), (6, 64761240), (8, 48570930), (9, 43174160), (10, 38856744), (12, 32380620), (15, 25904496), (16, 24285465), (18, 21587080), (20, 19428372), (24, 16190310), (30, 12952248), (36, 10793540), (40, 9714186), (45, 8634832), (48, 8095155), (60, 6476124), (72, 5396770), (80, 4857093), (90, 4317416), (120, 3238062), (144, 2698385), (180, 2158708), (240, 1619031), (360, 1079354), (720, 539677)]