22451800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 63612000

約数和(自身を除く): 41160200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 79, 98, 100, 116, 140, 145, 158, 175, 196, 200, 203, 232, 245, 280, 290, 316, 350, 392, 395, 406, 490, 553, 580, 632, 700, 725, 790, 812, 980, 1015, 1106, 1160, 1225, 1400, 1421, 1450, 1580, 1624, 1960, 1975, 2030, 2212, 2291, 2450, 2765, 2842, 2900, 3160, 3871, 3950, 4060, 4424, 4582, 4900, 5075, 5530, 5684, 5800, 7105, 7742, 7900, 8120, 9164, 9800, 10150, 11060, 11368, 11455, 13825, 14210, 15484, 15800, 16037, 18328, 19355, 20300, 22120, 22910, 27650, 28420, 30968, 32074, 35525, 38710, 40600, 45820, 55300, 56840, 57275, 64148, 71050, 77420, 80185, 91640, 96775, 110600, 112259, 114550, 128296, 142100, 154840, 160370, 193550, 224518, 229100, 284200, 320740, 387100, 400925, 449036, 458200, 561295, 641480, 774200, 801850, 898072, 1122590, 1603700, 2245180, 2806475, 3207400, 4490360, 5612950, 11225900, 22451800]

約数ペア:

[(1, 22451800), (2, 11225900), (4, 5612950), (5, 4490360), (7, 3207400), (8, 2806475), (10, 2245180), (14, 1603700), (20, 1122590), (25, 898072), (28, 801850), (29, 774200), (35, 641480), (40, 561295), (49, 458200), (50, 449036), (56, 400925), (58, 387100), (70, 320740), (79, 284200), (98, 229100), (100, 224518), (116, 193550), (140, 160370), (145, 154840), (158, 142100), (175, 128296), (196, 114550), (200, 112259), (203, 110600), (232, 96775), (245, 91640), (280, 80185), (290, 77420), (316, 71050), (350, 64148), (392, 57275), (395, 56840), (406, 55300), (490, 45820), (553, 40600), (580, 38710), (632, 35525), (700, 32074), (725, 30968), (790, 28420), (812, 27650), (980, 22910), (1015, 22120), (1106, 20300), (1160, 19355), (1225, 18328), (1400, 16037), (1421, 15800), (1450, 15484), (1580, 14210), (1624, 13825), (1960, 11455), (1975, 11368), (2030, 11060), (2212, 10150), (2291, 9800), (2450, 9164), (2765, 8120), (2842, 7900), (2900, 7742), (3160, 7105), (3871, 5800), (3950, 5684), (4060, 5530), (4424, 5075), (4582, 4900)]