199193540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8419}}^1$

素因数の和:8461

約数の個数: 72

約数和(自身を含む): 517728960

約数和(自身を除く): 318535420

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 8419, 11830, 16838, 23660, 33676, 42095, 58933, 84190, 109447, 117866, 168380, 218894, 235732, 294665, 437788, 547235, 589330, 766129, 1094470, 1178660, 1422811, 1532258, 2188940, 2845622, 3064516, 3830645, 5691244, 7114055, 7661290, 9959677, 14228110, 15322580, 19919354, 28456220, 39838708, 49798385, 99596770, 199193540]

約数ペア:

[(1, 199193540), (2, 99596770), (4, 49798385), (5, 39838708), (7, 28456220), (10, 19919354), (13, 15322580), (14, 14228110), (20, 9959677), (26, 7661290), (28, 7114055), (35, 5691244), (52, 3830645), (65, 3064516), (70, 2845622), (91, 2188940), (130, 1532258), (140, 1422811), (169, 1178660), (182, 1094470), (260, 766129), (338, 589330), (364, 547235), (455, 437788), (676, 294665), (845, 235732), (910, 218894), (1183, 168380), (1690, 117866), (1820, 109447), (2366, 84190), (3380, 58933), (4732, 42095), (5915, 33676), (8419, 23660), (11830, 16838)]