2972900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 7666176

約数和(自身を除く): 4693276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 137, 140, 155, 175, 217, 274, 310, 350, 434, 548, 620, 685, 700, 775, 868, 959, 1085, 1370, 1550, 1918, 2170, 2740, 3100, 3425, 3836, 4247, 4340, 4795, 5425, 6850, 8494, 9590, 10850, 13700, 16988, 19180, 21235, 21700, 23975, 29729, 42470, 47950, 59458, 84940, 95900, 106175, 118916, 148645, 212350, 297290, 424700, 594580, 743225, 1486450, 2972900]

約数ペア:

[(1, 2972900), (2, 1486450), (4, 743225), (5, 594580), (7, 424700), (10, 297290), (14, 212350), (20, 148645), (25, 118916), (28, 106175), (31, 95900), (35, 84940), (50, 59458), (62, 47950), (70, 42470), (100, 29729), (124, 23975), (137, 21700), (140, 21235), (155, 19180), (175, 16988), (217, 13700), (274, 10850), (310, 9590), (350, 8494), (434, 6850), (548, 5425), (620, 4795), (685, 4340), (700, 4247), (775, 3836), (868, 3425), (959, 3100), (1085, 2740), (1370, 2170), (1550, 1918)]