208037340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 216

約数和(自身を含む): 744438240

約数和(自身を除く): 536400900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 103, 105, 126, 140, 147, 180, 196, 206, 210, 229, 245, 252, 294, 309, 315, 412, 420, 441, 458, 490, 515, 588, 618, 630, 687, 721, 735, 882, 916, 927, 980, 1030, 1145, 1236, 1260, 1374, 1442, 1470, 1545, 1603, 1764, 1854, 2060, 2061, 2163, 2205, 2290, 2748, 2884, 2940, 3090, 3206, 3435, 3605, 3708, 4122, 4326, 4410, 4580, 4635, 4809, 5047, 6180, 6412, 6489, 6870, 7210, 8015, 8244, 8652, 8820, 9270, 9618, 10094, 10305, 10815, 11221, 12978, 13740, 14420, 14427, 15141, 16030, 18540, 19236, 20188, 20610, 21630, 22442, 23587, 24045, 25235, 25956, 28854, 30282, 32060, 32445, 33663, 41220, 43260, 44884, 45423, 47174, 48090, 50470, 56105, 57708, 60564, 64890, 67326, 70761, 72135, 75705, 90846, 94348, 96180, 100940, 100989, 112210, 117935, 129780, 134652, 141522, 144270, 151410, 165109, 168315, 181692, 201978, 212283, 224420, 227115, 235870, 283044, 288540, 302820, 330218, 336630, 353805, 403956, 424566, 454230, 471740, 495327, 504945, 660436, 673260, 707610, 825545, 849132, 908460, 990654, 1009890, 1061415, 1155763, 1415220, 1485981, 1651090, 1981308, 2019780, 2122830, 2311526, 2476635, 2971962, 3302180, 3467289, 4245660, 4623052, 4953270, 5778815, 5943924, 6934578, 7429905, 9906540, 10401867, 11557630, 13869156, 14859810, 17336445, 20803734, 23115260, 29719620, 34672890, 41607468, 52009335, 69345780, 104018670, 208037340]

約数ペア:

[(1, 208037340), (2, 104018670), (3, 69345780), (4, 52009335), (5, 41607468), (6, 34672890), (7, 29719620), (9, 23115260), (10, 20803734), (12, 17336445), (14, 14859810), (15, 13869156), (18, 11557630), (20, 10401867), (21, 9906540), (28, 7429905), (30, 6934578), (35, 5943924), (36, 5778815), (42, 4953270), (45, 4623052), (49, 4245660), (60, 3467289), (63, 3302180), (70, 2971962), (84, 2476635), (90, 2311526), (98, 2122830), (103, 2019780), (105, 1981308), (126, 1651090), (140, 1485981), (147, 1415220), (180, 1155763), (196, 1061415), (206, 1009890), (210, 990654), (229, 908460), (245, 849132), (252, 825545), (294, 707610), (309, 673260), (315, 660436), (412, 504945), (420, 495327), (441, 471740), (458, 454230), (490, 424566), (515, 403956), (588, 353805), (618, 336630), (630, 330218), (687, 302820), (721, 288540), (735, 283044), (882, 235870), (916, 227115), (927, 224420), (980, 212283), (1030, 201978), (1145, 181692), (1236, 168315), (1260, 165109), (1374, 151410), (1442, 144270), (1470, 141522), (1545, 134652), (1603, 129780), (1764, 117935), (1854, 112210), (2060, 100989), (2061, 100940), (2163, 96180), (2205, 94348), (2290, 90846), (2748, 75705), (2884, 72135), (2940, 70761), (3090, 67326), (3206, 64890), (3435, 60564), (3605, 57708), (3708, 56105), (4122, 50470), (4326, 48090), (4410, 47174), (4580, 45423), (4635, 44884), (4809, 43260), (5047, 41220), (6180, 33663), (6412, 32445), (6489, 32060), (6870, 30282), (7210, 28854), (8015, 25956), (8244, 25235), (8652, 24045), (8820, 23587), (9270, 22442), (9618, 21630), (10094, 20610), (10305, 20188), (10815, 19236), (11221, 18540), (12978, 16030), (13740, 15141), (14420, 14427)]