51656760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 192

約数和(自身を含む): 177914880

約数和(自身を除く): 126258120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 47, 60, 71, 72, 86, 90, 94, 120, 129, 141, 142, 172, 180, 188, 213, 215, 235, 258, 282, 284, 344, 355, 360, 376, 387, 423, 426, 430, 470, 516, 564, 568, 639, 645, 705, 710, 774, 846, 852, 860, 940, 1032, 1065, 1128, 1278, 1290, 1410, 1420, 1548, 1692, 1704, 1720, 1880, 1935, 2021, 2115, 2130, 2556, 2580, 2820, 2840, 3053, 3096, 3195, 3337, 3384, 3870, 4042, 4230, 4260, 5112, 5160, 5640, 6063, 6106, 6390, 6674, 7740, 8084, 8460, 8520, 9159, 10011, 10105, 12126, 12212, 12780, 13348, 15265, 15480, 16168, 16685, 16920, 18189, 18318, 20022, 20210, 24252, 24424, 25560, 26696, 27477, 30033, 30315, 30530, 33370, 36378, 36636, 40044, 40420, 45795, 48504, 50055, 54954, 60066, 60630, 61060, 66740, 72756, 73272, 80088, 80840, 90945, 91590, 100110, 109908, 120132, 121260, 122120, 133480, 137385, 143491, 145512, 150165, 181890, 183180, 200220, 219816, 240264, 242520, 274770, 286982, 300330, 363780, 366360, 400440, 430473, 549540, 573964, 600660, 717455, 727560, 860946, 1099080, 1147928, 1201320, 1291419, 1434910, 1721892, 2152365, 2582838, 2869820, 3443784, 4304730, 5165676, 5739640, 6457095, 8609460, 10331352, 12914190, 17218920, 25828380, 51656760]

約数ペア:

[(1, 51656760), (2, 25828380), (3, 17218920), (4, 12914190), (5, 10331352), (6, 8609460), (8, 6457095), (9, 5739640), (10, 5165676), (12, 4304730), (15, 3443784), (18, 2869820), (20, 2582838), (24, 2152365), (30, 1721892), (36, 1434910), (40, 1291419), (43, 1201320), (45, 1147928), (47, 1099080), (60, 860946), (71, 727560), (72, 717455), (86, 600660), (90, 573964), (94, 549540), (120, 430473), (129, 400440), (141, 366360), (142, 363780), (172, 300330), (180, 286982), (188, 274770), (213, 242520), (215, 240264), (235, 219816), (258, 200220), (282, 183180), (284, 181890), (344, 150165), (355, 145512), (360, 143491), (376, 137385), (387, 133480), (423, 122120), (426, 121260), (430, 120132), (470, 109908), (516, 100110), (564, 91590), (568, 90945), (639, 80840), (645, 80088), (705, 73272), (710, 72756), (774, 66740), (846, 61060), (852, 60630), (860, 60066), (940, 54954), (1032, 50055), (1065, 48504), (1128, 45795), (1278, 40420), (1290, 40044), (1410, 36636), (1420, 36378), (1548, 33370), (1692, 30530), (1704, 30315), (1720, 30033), (1880, 27477), (1935, 26696), (2021, 25560), (2115, 24424), (2130, 24252), (2556, 20210), (2580, 20022), (2820, 18318), (2840, 18189), (3053, 16920), (3096, 16685), (3195, 16168), (3337, 15480), (3384, 15265), (3870, 13348), (4042, 12780), (4230, 12212), (4260, 12126), (5112, 10105), (5160, 10011), (5640, 9159), (6063, 8520), (6106, 8460), (6390, 8084), (6674, 7740)]