209600820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:535

約数の個数: 288

約数和(自身を含む): 792529920

約数和(自身を除く): 582929100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 17, 18, 20, 22, 26, 30, 33, 34, 36, 39, 44, 45, 51, 52, 55, 60, 65, 66, 68, 78, 85, 90, 99, 102, 110, 117, 130, 132, 143, 153, 156, 165, 170, 180, 187, 195, 198, 204, 220, 221, 234, 255, 260, 286, 306, 330, 340, 374, 390, 396, 429, 442, 468, 479, 495, 510, 561, 572, 585, 612, 660, 663, 715, 748, 765, 780, 858, 884, 935, 958, 990, 1020, 1105, 1122, 1170, 1287, 1326, 1430, 1437, 1530, 1683, 1716, 1870, 1916, 1980, 1989, 2145, 2210, 2244, 2340, 2395, 2431, 2574, 2652, 2805, 2860, 2874, 3060, 3315, 3366, 3740, 3978, 4290, 4311, 4420, 4790, 4862, 5148, 5269, 5610, 5748, 6227, 6435, 6630, 6732, 7185, 7293, 7956, 8143, 8415, 8580, 8622, 9580, 9724, 9945, 10538, 11220, 12155, 12454, 12870, 13260, 14370, 14586, 15807, 16286, 16830, 17244, 18681, 19890, 21076, 21555, 21879, 24310, 24429, 24908, 25740, 26345, 28740, 29172, 31135, 31614, 32572, 33660, 36465, 37362, 39780, 40715, 43110, 43758, 47421, 48620, 48858, 52690, 56043, 62270, 63228, 68497, 72930, 73287, 74724, 79035, 81430, 86220, 87516, 89573, 93405, 94842, 97716, 105380, 105859, 109395, 112086, 122145, 124540, 136994, 145860, 146574, 158070, 162860, 179146, 186810, 189684, 205491, 211718, 218790, 224172, 237105, 244290, 268719, 273988, 280215, 293148, 316140, 317577, 342485, 358292, 366435, 373620, 410982, 423436, 437580, 447865, 474210, 488580, 529295, 537438, 560430, 616473, 635154, 684970, 732870, 806157, 821964, 895730, 948420, 952731, 1027455, 1058590, 1074876, 1120860, 1164449, 1232946, 1270308, 1343595, 1369940, 1465740, 1587885, 1612314, 1791460, 1905462, 2054910, 2117180, 2328898, 2465892, 2687190, 3082365, 3175770, 3224628, 3493347, 3810924, 4030785, 4109820, 4657796, 4763655, 5374380, 5822245, 6164730, 6351540, 6986694, 8061570, 9527310, 10480041, 11644490, 12329460, 13973388, 16123140, 17466735, 19054620, 20960082, 23288980, 34933470, 41920164, 52400205, 69866940, 104800410, 209600820]

約数ペア:

[(1, 209600820), (2, 104800410), (3, 69866940), (4, 52400205), (5, 41920164), (6, 34933470), (9, 23288980), (10, 20960082), (11, 19054620), (12, 17466735), (13, 16123140), (15, 13973388), (17, 12329460), (18, 11644490), (20, 10480041), (22, 9527310), (26, 8061570), (30, 6986694), (33, 6351540), (34, 6164730), (36, 5822245), (39, 5374380), (44, 4763655), (45, 4657796), (51, 4109820), (52, 4030785), (55, 3810924), (60, 3493347), (65, 3224628), (66, 3175770), (68, 3082365), (78, 2687190), (85, 2465892), (90, 2328898), (99, 2117180), (102, 2054910), (110, 1905462), (117, 1791460), (130, 1612314), (132, 1587885), (143, 1465740), (153, 1369940), (156, 1343595), (165, 1270308), (170, 1232946), (180, 1164449), (187, 1120860), (195, 1074876), (198, 1058590), (204, 1027455), (220, 952731), (221, 948420), (234, 895730), (255, 821964), (260, 806157), (286, 732870), (306, 684970), (330, 635154), (340, 616473), (374, 560430), (390, 537438), (396, 529295), (429, 488580), (442, 474210), (468, 447865), (479, 437580), (495, 423436), (510, 410982), (561, 373620), (572, 366435), (585, 358292), (612, 342485), (660, 317577), (663, 316140), (715, 293148), (748, 280215), (765, 273988), (780, 268719), (858, 244290), (884, 237105), (935, 224172), (958, 218790), (990, 211718), (1020, 205491), (1105, 189684), (1122, 186810), (1170, 179146), (1287, 162860), (1326, 158070), (1430, 146574), (1437, 145860), (1530, 136994), (1683, 124540), (1716, 122145), (1870, 112086), (1916, 109395), (1980, 105859), (1989, 105380), (2145, 97716), (2210, 94842), (2244, 93405), (2340, 89573), (2395, 87516), (2431, 86220), (2574, 81430), (2652, 79035), (2805, 74724), (2860, 73287), (2874, 72930), (3060, 68497), (3315, 63228), (3366, 62270), (3740, 56043), (3978, 52690), (4290, 48858), (4311, 48620), (4420, 47421), (4790, 43758), (4862, 43110), (5148, 40715), (5269, 39780), (5610, 37362), (5748, 36465), (6227, 33660), (6435, 32572), (6630, 31614), (6732, 31135), (7185, 29172), (7293, 28740), (7956, 26345), (8143, 25740), (8415, 24908), (8580, 24429), (8622, 24310), (9580, 21879), (9724, 21555), (9945, 21076), (10538, 19890), (11220, 18681), (12155, 17244), (12454, 16830), (12870, 16286), (13260, 15807), (14370, 14586)]