309757380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 958003200

約数和(自身を除く): 648245820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 71, 76, 86, 89, 95, 114, 129, 142, 172, 178, 190, 213, 215, 228, 258, 267, 284, 285, 355, 356, 380, 426, 430, 445, 516, 534, 570, 645, 710, 817, 852, 860, 890, 1065, 1068, 1140, 1290, 1335, 1349, 1420, 1634, 1691, 1780, 2130, 2451, 2580, 2670, 2698, 3053, 3268, 3382, 3827, 4047, 4085, 4260, 4902, 5073, 5340, 5396, 6106, 6319, 6745, 6764, 7654, 8094, 8170, 8455, 9159, 9804, 10146, 11481, 12212, 12255, 12638, 13490, 15265, 15308, 16188, 16340, 16910, 18318, 18957, 19135, 20235, 20292, 22962, 24510, 25276, 25365, 26980, 30530, 31595, 33820, 36636, 37914, 38270, 40470, 45795, 45924, 49020, 50730, 57405, 58007, 61060, 63190, 72713, 75828, 76540, 80940, 91590, 94785, 101460, 114810, 116014, 120061, 126380, 145426, 174021, 183180, 189570, 218139, 229620, 232028, 240122, 271717, 290035, 290852, 348042, 360183, 363565, 379140, 436278, 480244, 543434, 580070, 600305, 696084, 720366, 727130, 815151, 870105, 872556, 1086868, 1090695, 1160140, 1200610, 1358585, 1440732, 1454260, 1630302, 1740210, 1800915, 2181390, 2401220, 2717170, 3260604, 3480420, 3601830, 4075755, 4362780, 5162623, 5434340, 7203660, 8151510, 10325246, 15487869, 16303020, 20650492, 25813115, 30975738, 51626230, 61951476, 77439345, 103252460, 154878690, 309757380]

約数ペア:

[(1, 309757380), (2, 154878690), (3, 103252460), (4, 77439345), (5, 61951476), (6, 51626230), (10, 30975738), (12, 25813115), (15, 20650492), (19, 16303020), (20, 15487869), (30, 10325246), (38, 8151510), (43, 7203660), (57, 5434340), (60, 5162623), (71, 4362780), (76, 4075755), (86, 3601830), (89, 3480420), (95, 3260604), (114, 2717170), (129, 2401220), (142, 2181390), (172, 1800915), (178, 1740210), (190, 1630302), (213, 1454260), (215, 1440732), (228, 1358585), (258, 1200610), (267, 1160140), (284, 1090695), (285, 1086868), (355, 872556), (356, 870105), (380, 815151), (426, 727130), (430, 720366), (445, 696084), (516, 600305), (534, 580070), (570, 543434), (645, 480244), (710, 436278), (817, 379140), (852, 363565), (860, 360183), (890, 348042), (1065, 290852), (1068, 290035), (1140, 271717), (1290, 240122), (1335, 232028), (1349, 229620), (1420, 218139), (1634, 189570), (1691, 183180), (1780, 174021), (2130, 145426), (2451, 126380), (2580, 120061), (2670, 116014), (2698, 114810), (3053, 101460), (3268, 94785), (3382, 91590), (3827, 80940), (4047, 76540), (4085, 75828), (4260, 72713), (4902, 63190), (5073, 61060), (5340, 58007), (5396, 57405), (6106, 50730), (6319, 49020), (6745, 45924), (6764, 45795), (7654, 40470), (8094, 38270), (8170, 37914), (8455, 36636), (9159, 33820), (9804, 31595), (10146, 30530), (11481, 26980), (12212, 25365), (12255, 25276), (12638, 24510), (13490, 22962), (15265, 20292), (15308, 20235), (16188, 19135), (16340, 18957), (16910, 18318)]