320464620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4987}}^1$

素因数の和:5029

約数の個数: 192

約数和(自身を含む): 1206696960

約数和(自身を除く): 886232340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 340, 357, 378, 420, 459, 476, 510, 540, 595, 612, 630, 714, 756, 765, 918, 945, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1836, 1890, 2142, 2295, 2380, 3060, 3213, 3570, 3780, 4284, 4590, 4987, 5355, 6426, 7140, 9180, 9974, 10710, 12852, 14961, 16065, 19948, 21420, 24935, 29922, 32130, 34909, 44883, 49870, 59844, 64260, 69818, 74805, 84779, 89766, 99740, 104727, 134649, 139636, 149610, 169558, 174545, 179532, 209454, 224415, 254337, 269298, 299220, 314181, 339116, 349090, 418908, 423895, 448830, 508674, 523635, 538596, 593453, 628362, 673245, 698180, 763011, 847790, 897660, 942543, 1017348, 1047270, 1186906, 1256724, 1271685, 1346490, 1526022, 1570905, 1695580, 1780359, 1885086, 2094540, 2289033, 2373812, 2543370, 2692980, 2967265, 3052044, 3141810, 3560718, 3770172, 3815055, 4578066, 4712715, 5086740, 5341077, 5934530, 6283620, 7121436, 7630110, 8901795, 9156132, 9425430, 10682154, 11445165, 11869060, 15260220, 16023231, 17803590, 18850860, 21364308, 22890330, 26705385, 32046462, 35607180, 45780660, 53410770, 64092924, 80116155, 106821540, 160232310, 320464620]

約数ペア:

[(1, 320464620), (2, 160232310), (3, 106821540), (4, 80116155), (5, 64092924), (6, 53410770), (7, 45780660), (9, 35607180), (10, 32046462), (12, 26705385), (14, 22890330), (15, 21364308), (17, 18850860), (18, 17803590), (20, 16023231), (21, 15260220), (27, 11869060), (28, 11445165), (30, 10682154), (34, 9425430), (35, 9156132), (36, 8901795), (42, 7630110), (45, 7121436), (51, 6283620), (54, 5934530), (60, 5341077), (63, 5086740), (68, 4712715), (70, 4578066), (84, 3815055), (85, 3770172), (90, 3560718), (102, 3141810), (105, 3052044), (108, 2967265), (119, 2692980), (126, 2543370), (135, 2373812), (140, 2289033), (153, 2094540), (170, 1885086), (180, 1780359), (189, 1695580), (204, 1570905), (210, 1526022), (238, 1346490), (252, 1271685), (255, 1256724), (270, 1186906), (306, 1047270), (315, 1017348), (340, 942543), (357, 897660), (378, 847790), (420, 763011), (459, 698180), (476, 673245), (510, 628362), (540, 593453), (595, 538596), (612, 523635), (630, 508674), (714, 448830), (756, 423895), (765, 418908), (918, 349090), (945, 339116), (1020, 314181), (1071, 299220), (1190, 269298), (1260, 254337), (1428, 224415), (1530, 209454), (1785, 179532), (1836, 174545), (1890, 169558), (2142, 149610), (2295, 139636), (2380, 134649), (3060, 104727), (3213, 99740), (3570, 89766), (3780, 84779), (4284, 74805), (4590, 69818), (4987, 64260), (5355, 59844), (6426, 49870), (7140, 44883), (9180, 34909), (9974, 32130), (10710, 29922), (12852, 24935), (14961, 21420), (16065, 19948)]