204465240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 789076080

約数和(自身を除く): 584610840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 67, 70, 72, 84, 90, 98, 105, 120, 126, 134, 140, 147, 168, 173, 180, 196, 201, 210, 245, 252, 268, 280, 294, 315, 335, 346, 360, 392, 402, 420, 441, 469, 490, 504, 519, 536, 588, 603, 630, 670, 692, 735, 804, 840, 865, 882, 938, 980, 1005, 1038, 1176, 1206, 1211, 1260, 1340, 1384, 1407, 1470, 1557, 1608, 1730, 1764, 1876, 1960, 2010, 2076, 2205, 2345, 2412, 2422, 2520, 2595, 2680, 2814, 2940, 3015, 3114, 3283, 3460, 3528, 3633, 3752, 4020, 4152, 4221, 4410, 4690, 4824, 4844, 5190, 5628, 5880, 6030, 6055, 6228, 6566, 6920, 7035, 7266, 7785, 8040, 8442, 8477, 8820, 9380, 9688, 9849, 10380, 10899, 11256, 11591, 12060, 12110, 12456, 13132, 14070, 14532, 15570, 16415, 16884, 16954, 17640, 18165, 18760, 19698, 20760, 21105, 21798, 23182, 24120, 24220, 25431, 26264, 28140, 29064, 29547, 31140, 32830, 33768, 33908, 34773, 36330, 39396, 42210, 42385, 43596, 46364, 48440, 49245, 50862, 54495, 56280, 57955, 59094, 62280, 65660, 67816, 69546, 72660, 76293, 78792, 81137, 84420, 84770, 87192, 92728, 98490, 101724, 104319, 108990, 115910, 118188, 127155, 131320, 139092, 145320, 147735, 152586, 162274, 168840, 169540, 173865, 196980, 203448, 208638, 217980, 231820, 236376, 243411, 254310, 278184, 295470, 305172, 324548, 339080, 347730, 381465, 393960, 405685, 417276, 435960, 463640, 486822, 508620, 521595, 567959, 590940, 610344, 649096, 695460, 730233, 762930, 811370, 834552, 973644, 1017240, 1043190, 1135918, 1181880, 1217055, 1390920, 1460466, 1525860, 1622740, 1703877, 1947288, 2086380, 2271836, 2434110, 2839795, 2920932, 3051720, 3245480, 3407754, 3651165, 4172760, 4543672, 4868220, 5111631, 5679590, 5841864, 6815508, 7302330, 8519385, 9736440, 10223262, 11359180, 13631016, 14604660, 17038770, 20446524, 22718360, 25558155, 29209320, 34077540, 40893048, 51116310, 68155080, 102232620, 204465240]

約数ペア:

[(1, 204465240), (2, 102232620), (3, 68155080), (4, 51116310), (5, 40893048), (6, 34077540), (7, 29209320), (8, 25558155), (9, 22718360), (10, 20446524), (12, 17038770), (14, 14604660), (15, 13631016), (18, 11359180), (20, 10223262), (21, 9736440), (24, 8519385), (28, 7302330), (30, 6815508), (35, 5841864), (36, 5679590), (40, 5111631), (42, 4868220), (45, 4543672), (49, 4172760), (56, 3651165), (60, 3407754), (63, 3245480), (67, 3051720), (70, 2920932), (72, 2839795), (84, 2434110), (90, 2271836), (98, 2086380), (105, 1947288), (120, 1703877), (126, 1622740), (134, 1525860), (140, 1460466), (147, 1390920), (168, 1217055), (173, 1181880), (180, 1135918), (196, 1043190), (201, 1017240), (210, 973644), (245, 834552), (252, 811370), (268, 762930), (280, 730233), (294, 695460), (315, 649096), (335, 610344), (346, 590940), (360, 567959), (392, 521595), (402, 508620), (420, 486822), (441, 463640), (469, 435960), (490, 417276), (504, 405685), (519, 393960), (536, 381465), (588, 347730), (603, 339080), (630, 324548), (670, 305172), (692, 295470), (735, 278184), (804, 254310), (840, 243411), (865, 236376), (882, 231820), (938, 217980), (980, 208638), (1005, 203448), (1038, 196980), (1176, 173865), (1206, 169540), (1211, 168840), (1260, 162274), (1340, 152586), (1384, 147735), (1407, 145320), (1470, 139092), (1557, 131320), (1608, 127155), (1730, 118188), (1764, 115910), (1876, 108990), (1960, 104319), (2010, 101724), (2076, 98490), (2205, 92728), (2345, 87192), (2412, 84770), (2422, 84420), (2520, 81137), (2595, 78792), (2680, 76293), (2814, 72660), (2940, 69546), (3015, 67816), (3114, 65660), (3283, 62280), (3460, 59094), (3528, 57955), (3633, 56280), (3752, 54495), (4020, 50862), (4152, 49245), (4221, 48440), (4410, 46364), (4690, 43596), (4824, 42385), (4844, 42210), (5190, 39396), (5628, 36330), (5880, 34773), (6030, 33908), (6055, 33768), (6228, 32830), (6566, 31140), (6920, 29547), (7035, 29064), (7266, 28140), (7785, 26264), (8040, 25431), (8442, 24220), (8477, 24120), (8820, 23182), (9380, 21798), (9688, 21105), (9849, 20760), (10380, 19698), (10899, 18760), (11256, 18165), (11591, 17640), (12060, 16954), (12110, 16884), (12456, 16415), (13132, 15570), (14070, 14532)]