168886980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{19963}}^1$

素因数の和:20025

約数の個数: 72

約数和(自身を含む): 523216512

約数和(自身を除く): 354329532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 19963, 39926, 59889, 79852, 99815, 119778, 179667, 199630, 239556, 299445, 359334, 399260, 598890, 718668, 898335, 938261, 1197780, 1796670, 1876522, 2814783, 3593340, 3753044, 4691305, 5629566, 8444349, 9382610, 11259132, 14073915, 16888698, 18765220, 28147830, 33777396, 42221745, 56295660, 84443490, 168886980]

約数ペア:

[(1, 168886980), (2, 84443490), (3, 56295660), (4, 42221745), (5, 33777396), (6, 28147830), (9, 18765220), (10, 16888698), (12, 14073915), (15, 11259132), (18, 9382610), (20, 8444349), (30, 5629566), (36, 4691305), (45, 3753044), (47, 3593340), (60, 2814783), (90, 1876522), (94, 1796670), (141, 1197780), (180, 938261), (188, 898335), (235, 718668), (282, 598890), (423, 399260), (470, 359334), (564, 299445), (705, 239556), (846, 199630), (940, 179667), (1410, 119778), (1692, 99815), (2115, 79852), (2820, 59889), (4230, 39926), (8460, 19963)]