309904440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 256

約数和(自身を含む): 1045440000

約数和(自身を除く): 735535560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 43, 57, 58, 60, 76, 86, 87, 95, 109, 114, 116, 120, 129, 145, 152, 172, 174, 190, 215, 218, 228, 232, 258, 285, 290, 327, 344, 348, 380, 430, 435, 436, 456, 516, 545, 551, 570, 580, 645, 654, 696, 760, 817, 860, 870, 872, 1032, 1090, 1102, 1140, 1160, 1247, 1290, 1308, 1634, 1635, 1653, 1720, 1740, 2071, 2180, 2204, 2280, 2451, 2494, 2580, 2616, 2755, 3161, 3268, 3270, 3306, 3480, 3741, 4085, 4142, 4360, 4408, 4687, 4902, 4988, 5160, 5510, 6213, 6235, 6322, 6536, 6540, 6612, 7482, 8170, 8265, 8284, 9374, 9483, 9804, 9976, 10355, 11020, 12255, 12426, 12470, 12644, 13080, 13224, 14061, 14964, 15805, 16340, 16530, 16568, 18705, 18748, 18966, 19608, 20710, 22040, 23435, 23693, 24510, 24852, 24940, 25288, 28122, 29928, 31065, 31610, 32680, 33060, 37410, 37496, 37932, 41420, 46870, 47386, 47415, 49020, 49704, 49880, 56244, 60059, 62130, 63220, 66120, 70305, 71079, 74820, 75864, 82840, 89053, 93740, 94772, 94830, 98040, 112488, 118465, 120118, 124260, 126440, 135923, 140610, 142158, 149640, 178106, 180177, 187480, 189544, 189660, 236930, 240236, 248520, 267159, 271846, 281220, 284316, 300295, 355395, 356212, 360354, 379320, 407769, 445265, 473860, 480472, 534318, 543692, 562440, 568632, 600590, 679615, 710790, 712424, 720708, 815538, 890530, 900885, 947720, 1068636, 1087384, 1201180, 1335795, 1359230, 1421580, 1441416, 1631076, 1781060, 1801770, 2038845, 2137272, 2402360, 2582537, 2671590, 2718460, 2843160, 3262152, 3562120, 3603540, 4077690, 5165074, 5343180, 5436920, 7207080, 7747611, 8155380, 10330148, 10686360, 12912685, 15495222, 16310760, 20660296, 25825370, 30990444, 38738055, 51650740, 61980888, 77476110, 103301480, 154952220, 309904440]

約数ペア:

[(1, 309904440), (2, 154952220), (3, 103301480), (4, 77476110), (5, 61980888), (6, 51650740), (8, 38738055), (10, 30990444), (12, 25825370), (15, 20660296), (19, 16310760), (20, 15495222), (24, 12912685), (29, 10686360), (30, 10330148), (38, 8155380), (40, 7747611), (43, 7207080), (57, 5436920), (58, 5343180), (60, 5165074), (76, 4077690), (86, 3603540), (87, 3562120), (95, 3262152), (109, 2843160), (114, 2718460), (116, 2671590), (120, 2582537), (129, 2402360), (145, 2137272), (152, 2038845), (172, 1801770), (174, 1781060), (190, 1631076), (215, 1441416), (218, 1421580), (228, 1359230), (232, 1335795), (258, 1201180), (285, 1087384), (290, 1068636), (327, 947720), (344, 900885), (348, 890530), (380, 815538), (430, 720708), (435, 712424), (436, 710790), (456, 679615), (516, 600590), (545, 568632), (551, 562440), (570, 543692), (580, 534318), (645, 480472), (654, 473860), (696, 445265), (760, 407769), (817, 379320), (860, 360354), (870, 356212), (872, 355395), (1032, 300295), (1090, 284316), (1102, 281220), (1140, 271846), (1160, 267159), (1247, 248520), (1290, 240236), (1308, 236930), (1634, 189660), (1635, 189544), (1653, 187480), (1720, 180177), (1740, 178106), (2071, 149640), (2180, 142158), (2204, 140610), (2280, 135923), (2451, 126440), (2494, 124260), (2580, 120118), (2616, 118465), (2755, 112488), (3161, 98040), (3268, 94830), (3270, 94772), (3306, 93740), (3480, 89053), (3741, 82840), (4085, 75864), (4142, 74820), (4360, 71079), (4408, 70305), (4687, 66120), (4902, 63220), (4988, 62130), (5160, 60059), (5510, 56244), (6213, 49880), (6235, 49704), (6322, 49020), (6536, 47415), (6540, 47386), (6612, 46870), (7482, 41420), (8170, 37932), (8265, 37496), (8284, 37410), (9374, 33060), (9483, 32680), (9804, 31610), (9976, 31065), (10355, 29928), (11020, 28122), (12255, 25288), (12426, 24940), (12470, 24852), (12644, 24510), (13080, 23693), (13224, 23435), (14061, 22040), (14964, 20710), (15805, 19608), (16340, 18966), (16530, 18748), (16568, 18705)]