18977700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1291}}^1$

素因数の和:1322

約数の個数: 108

約数和(自身を含む): 63922992

約数和(自身を除く): 44945292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1291, 1470, 2100, 2450, 2582, 2940, 3675, 3873, 4900, 5164, 6455, 7350, 7746, 9037, 12910, 14700, 15492, 18074, 19365, 25820, 27111, 32275, 36148, 38730, 45185, 54222, 63259, 64550, 77460, 90370, 96825, 108444, 126518, 129100, 135555, 180740, 189777, 193650, 225925, 253036, 271110, 316295, 379554, 387300, 451850, 542220, 632590, 677775, 759108, 903700, 948885, 1265180, 1355550, 1581475, 1897770, 2711100, 3162950, 3795540, 4744425, 6325900, 9488850, 18977700]

約数ペア:

[(1, 18977700), (2, 9488850), (3, 6325900), (4, 4744425), (5, 3795540), (6, 3162950), (7, 2711100), (10, 1897770), (12, 1581475), (14, 1355550), (15, 1265180), (20, 948885), (21, 903700), (25, 759108), (28, 677775), (30, 632590), (35, 542220), (42, 451850), (49, 387300), (50, 379554), (60, 316295), (70, 271110), (75, 253036), (84, 225925), (98, 193650), (100, 189777), (105, 180740), (140, 135555), (147, 129100), (150, 126518), (175, 108444), (196, 96825), (210, 90370), (245, 77460), (294, 64550), (300, 63259), (350, 54222), (420, 45185), (490, 38730), (525, 36148), (588, 32275), (700, 27111), (735, 25820), (980, 19365), (1050, 18074), (1225, 15492), (1291, 14700), (1470, 12910), (2100, 9037), (2450, 7746), (2582, 7350), (2940, 6455), (3675, 5164), (3873, 4900)]