213847440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4523}}^1$

素因数の和:4736

約数の個数: 80

約数和(自身を含む): 666439488

約数和(自身を除く): 452592048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3940, 4523, 4728, 5910, 7880, 9046, 9456, 11820, 13569, 15760, 18092, 22615, 23640, 27138, 36184, 45230, 47280, 54276, 67845, 72368, 90460, 108552, 135690, 180920, 217104, 271380, 361840, 542760, 891031, 1085520, 1782062, 2673093, 3564124, 4455155, 5346186, 7128248, 8910310, 10692372, 13365465, 14256496, 17820620, 21384744, 26730930, 35641240, 42769488, 53461860, 71282480, 106923720, 213847440]

約数ペア:

[(1, 213847440), (2, 106923720), (3, 71282480), (4, 53461860), (5, 42769488), (6, 35641240), (8, 26730930), (10, 21384744), (12, 17820620), (15, 14256496), (16, 13365465), (20, 10692372), (24, 8910310), (30, 7128248), (40, 5346186), (48, 4455155), (60, 3564124), (80, 2673093), (120, 1782062), (197, 1085520), (240, 891031), (394, 542760), (591, 361840), (788, 271380), (985, 217104), (1182, 180920), (1576, 135690), (1970, 108552), (2364, 90460), (2955, 72368), (3152, 67845), (3940, 54276), (4523, 47280), (4728, 45230), (5910, 36184), (7880, 27138), (9046, 23640), (9456, 22615), (11820, 18092), (13569, 15760)]