247219560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:697

約数の個数: 256

約数和(自身を含む): 961113600

約数和(自身を除く): 713894040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 84, 90, 105, 106, 108, 120, 126, 135, 140, 159, 168, 180, 189, 210, 212, 216, 252, 265, 270, 280, 315, 318, 360, 371, 378, 420, 424, 477, 504, 530, 540, 617, 630, 636, 742, 756, 795, 840, 945, 954, 1060, 1080, 1113, 1234, 1260, 1272, 1431, 1484, 1512, 1590, 1851, 1855, 1890, 1908, 2120, 2226, 2385, 2468, 2520, 2862, 2968, 3085, 3180, 3339, 3702, 3710, 3780, 3816, 4319, 4452, 4770, 4936, 5553, 5565, 5724, 6170, 6360, 6678, 7155, 7404, 7420, 7560, 8638, 8904, 9255, 9540, 10017, 11106, 11130, 11448, 12340, 12957, 13356, 14310, 14808, 14840, 16659, 16695, 17276, 18510, 19080, 20034, 21595, 22212, 22260, 24680, 25914, 26712, 27765, 28620, 32701, 33318, 33390, 34552, 37020, 38871, 40068, 43190, 44424, 44520, 50085, 51828, 55530, 57240, 64785, 65402, 66636, 66780, 74040, 77742, 80136, 83295, 86380, 98103, 100170, 103656, 111060, 116613, 129570, 130804, 133272, 133560, 155484, 163505, 166590, 172760, 194355, 196206, 200340, 222120, 228907, 233226, 259140, 261608, 294309, 310968, 327010, 333180, 388710, 392412, 400680, 457814, 466452, 490515, 518280, 583065, 588618, 654020, 666360, 686721, 777420, 784824, 882927, 915628, 932904, 981030, 1144535, 1166130, 1177236, 1308040, 1373442, 1471545, 1554840, 1765854, 1831256, 1962060, 2060163, 2289070, 2332260, 2354472, 2746884, 2943090, 3433605, 3531708, 3924120, 4120326, 4414635, 4578140, 4664520, 5493768, 5886180, 6180489, 6867210, 7063416, 8240652, 8829270, 9156280, 10300815, 11772360, 12360978, 13734420, 16481304, 17658540, 20601630, 24721956, 27468840, 30902445, 35317080, 41203260, 49443912, 61804890, 82406520, 123609780, 247219560]

約数ペア:

[(1, 247219560), (2, 123609780), (3, 82406520), (4, 61804890), (5, 49443912), (6, 41203260), (7, 35317080), (8, 30902445), (9, 27468840), (10, 24721956), (12, 20601630), (14, 17658540), (15, 16481304), (18, 13734420), (20, 12360978), (21, 11772360), (24, 10300815), (27, 9156280), (28, 8829270), (30, 8240652), (35, 7063416), (36, 6867210), (40, 6180489), (42, 5886180), (45, 5493768), (53, 4664520), (54, 4578140), (56, 4414635), (60, 4120326), (63, 3924120), (70, 3531708), (72, 3433605), (84, 2943090), (90, 2746884), (105, 2354472), (106, 2332260), (108, 2289070), (120, 2060163), (126, 1962060), (135, 1831256), (140, 1765854), (159, 1554840), (168, 1471545), (180, 1373442), (189, 1308040), (210, 1177236), (212, 1166130), (216, 1144535), (252, 981030), (265, 932904), (270, 915628), (280, 882927), (315, 784824), (318, 777420), (360, 686721), (371, 666360), (378, 654020), (420, 588618), (424, 583065), (477, 518280), (504, 490515), (530, 466452), (540, 457814), (617, 400680), (630, 392412), (636, 388710), (742, 333180), (756, 327010), (795, 310968), (840, 294309), (945, 261608), (954, 259140), (1060, 233226), (1080, 228907), (1113, 222120), (1234, 200340), (1260, 196206), (1272, 194355), (1431, 172760), (1484, 166590), (1512, 163505), (1590, 155484), (1851, 133560), (1855, 133272), (1890, 130804), (1908, 129570), (2120, 116613), (2226, 111060), (2385, 103656), (2468, 100170), (2520, 98103), (2862, 86380), (2968, 83295), (3085, 80136), (3180, 77742), (3339, 74040), (3702, 66780), (3710, 66636), (3780, 65402), (3816, 64785), (4319, 57240), (4452, 55530), (4770, 51828), (4936, 50085), (5553, 44520), (5565, 44424), (5724, 43190), (6170, 40068), (6360, 38871), (6678, 37020), (7155, 34552), (7404, 33390), (7420, 33318), (7560, 32701), (8638, 28620), (8904, 27765), (9255, 26712), (9540, 25914), (10017, 24680), (11106, 22260), (11130, 22212), (11448, 21595), (12340, 20034), (12957, 19080), (13356, 18510), (14310, 17276), (14808, 16695), (14840, 16659)]