199451760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2707}}^1$

素因数の和:3030

約数の個数: 80

約数和(自身を含む): 620543616

約数和(自身を除く): 421091856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 307, 614, 921, 1228, 1535, 1842, 2456, 2707, 3070, 3684, 4605, 4912, 5414, 6140, 7368, 8121, 9210, 10828, 12280, 13535, 14736, 16242, 18420, 21656, 24560, 27070, 32484, 36840, 40605, 43312, 54140, 64968, 73680, 81210, 108280, 129936, 162420, 216560, 324840, 649680, 831049, 1662098, 2493147, 3324196, 4155245, 4986294, 6648392, 8310490, 9972588, 12465735, 13296784, 16620980, 19945176, 24931470, 33241960, 39890352, 49862940, 66483920, 99725880, 199451760]

約数ペア:

[(1, 199451760), (2, 99725880), (3, 66483920), (4, 49862940), (5, 39890352), (6, 33241960), (8, 24931470), (10, 19945176), (12, 16620980), (15, 13296784), (16, 12465735), (20, 9972588), (24, 8310490), (30, 6648392), (40, 4986294), (48, 4155245), (60, 3324196), (80, 2493147), (120, 1662098), (240, 831049), (307, 649680), (614, 324840), (921, 216560), (1228, 162420), (1535, 129936), (1842, 108280), (2456, 81210), (2707, 73680), (3070, 64968), (3684, 54140), (4605, 43312), (4912, 40605), (5414, 36840), (6140, 32484), (7368, 27070), (8121, 24560), (9210, 21656), (10828, 18420), (12280, 16242), (13535, 14736)]