80852940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 216

約数和(自身を含む): 291301920

約数和(自身を除く): 210448980

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, 89, 90, 98, 103, 105, 126, 140, 147, 178, 180, 196, 206, 210, 245, 252, 267, 294, 309, 315, 356, 412, 420, 441, 445, 490, 515, 534, 588, 618, 623, 630, 721, 735, 801, 882, 890, 927, 980, 1030, 1068, 1236, 1246, 1260, 1335, 1442, 1470, 1545, 1602, 1764, 1780, 1854, 1869, 2060, 2163, 2205, 2492, 2670, 2884, 2940, 3090, 3115, 3204, 3605, 3708, 3738, 4005, 4326, 4361, 4410, 4635, 5047, 5340, 5607, 6180, 6230, 6489, 7210, 7476, 8010, 8652, 8722, 8820, 9167, 9270, 9345, 10094, 10815, 11214, 12460, 12978, 13083, 14420, 15141, 16020, 17444, 18334, 18540, 18690, 20188, 21630, 21805, 22428, 25235, 25956, 26166, 27501, 28035, 30282, 32445, 36668, 37380, 39249, 43260, 43610, 45423, 45835, 50470, 52332, 55002, 56070, 60564, 64169, 64890, 65415, 75705, 78498, 82503, 87220, 90846, 91670, 100940, 110004, 112140, 128338, 129780, 130830, 137505, 151410, 156996, 165006, 181692, 183340, 192507, 196245, 227115, 256676, 261660, 275010, 302820, 320845, 330012, 385014, 392490, 412515, 449183, 454230, 550020, 577521, 641690, 770028, 784980, 825030, 898366, 908460, 962535, 1155042, 1283380, 1347549, 1650060, 1796732, 1925070, 2245915, 2310084, 2695098, 2887605, 3850140, 4042647, 4491830, 5390196, 5775210, 6737745, 8085294, 8983660, 11550420, 13475490, 16170588, 20213235, 26950980, 40426470, 80852940]

約数ペア:

[(1, 80852940), (2, 40426470), (3, 26950980), (4, 20213235), (5, 16170588), (6, 13475490), (7, 11550420), (9, 8983660), (10, 8085294), (12, 6737745), (14, 5775210), (15, 5390196), (18, 4491830), (20, 4042647), (21, 3850140), (28, 2887605), (30, 2695098), (35, 2310084), (36, 2245915), (42, 1925070), (45, 1796732), (49, 1650060), (60, 1347549), (63, 1283380), (70, 1155042), (84, 962535), (89, 908460), (90, 898366), (98, 825030), (103, 784980), (105, 770028), (126, 641690), (140, 577521), (147, 550020), (178, 454230), (180, 449183), (196, 412515), (206, 392490), (210, 385014), (245, 330012), (252, 320845), (267, 302820), (294, 275010), (309, 261660), (315, 256676), (356, 227115), (412, 196245), (420, 192507), (441, 183340), (445, 181692), (490, 165006), (515, 156996), (534, 151410), (588, 137505), (618, 130830), (623, 129780), (630, 128338), (721, 112140), (735, 110004), (801, 100940), (882, 91670), (890, 90846), (927, 87220), (980, 82503), (1030, 78498), (1068, 75705), (1236, 65415), (1246, 64890), (1260, 64169), (1335, 60564), (1442, 56070), (1470, 55002), (1545, 52332), (1602, 50470), (1764, 45835), (1780, 45423), (1854, 43610), (1869, 43260), (2060, 39249), (2163, 37380), (2205, 36668), (2492, 32445), (2670, 30282), (2884, 28035), (2940, 27501), (3090, 26166), (3115, 25956), (3204, 25235), (3605, 22428), (3708, 21805), (3738, 21630), (4005, 20188), (4326, 18690), (4361, 18540), (4410, 18334), (4635, 17444), (5047, 16020), (5340, 15141), (5607, 14420), (6180, 13083), (6230, 12978), (6489, 12460), (7210, 11214), (7476, 10815), (8010, 10094), (8652, 9345), (8722, 9270), (8820, 9167)]