2788266720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8263}}^1$

素因数の和:8337

約数の個数: 192

約数和(自身を含む): 9496327680

約数和(自身を除く): 6708060960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 37, 38, 40, 48, 57, 60, 74, 76, 80, 95, 96, 111, 114, 120, 148, 152, 160, 185, 190, 222, 228, 240, 285, 296, 304, 370, 380, 444, 456, 480, 555, 570, 592, 608, 703, 740, 760, 888, 912, 1110, 1140, 1184, 1406, 1480, 1520, 1776, 1824, 2109, 2220, 2280, 2812, 2960, 3040, 3515, 3552, 4218, 4440, 4560, 5624, 5920, 7030, 8263, 8436, 8880, 9120, 10545, 11248, 14060, 16526, 16872, 17760, 21090, 22496, 24789, 28120, 33052, 33744, 41315, 42180, 49578, 56240, 66104, 67488, 82630, 84360, 99156, 112480, 123945, 132208, 156997, 165260, 168720, 198312, 247890, 264416, 305731, 313994, 330520, 337440, 396624, 470991, 495780, 611462, 627988, 661040, 784985, 793248, 917193, 941982, 991560, 1222924, 1255976, 1322080, 1528655, 1569970, 1834386, 1883964, 1983120, 2354955, 2445848, 2511952, 3057310, 3139940, 3668772, 3767928, 3966240, 4585965, 4709910, 4891696, 5023904, 5808889, 6114620, 6279880, 7337544, 7535856, 9171930, 9419820, 9783392, 11617778, 12229240, 12559760, 14675088, 15071712, 17426667, 18343860, 18839640, 23235556, 24458480, 25119520, 29044445, 29350176, 34853334, 36687720, 37679280, 46471112, 48916960, 58088890, 69706668, 73375440, 75358560, 87133335, 92942224, 116177780, 139413336, 146750880, 174266670, 185884448, 232355560, 278826672, 348533340, 464711120, 557653344, 697066680, 929422240, 1394133360, 2788266720]

約数ペア:

[(1, 2788266720), (2, 1394133360), (3, 929422240), (4, 697066680), (5, 557653344), (6, 464711120), (8, 348533340), (10, 278826672), (12, 232355560), (15, 185884448), (16, 174266670), (19, 146750880), (20, 139413336), (24, 116177780), (30, 92942224), (32, 87133335), (37, 75358560), (38, 73375440), (40, 69706668), (48, 58088890), (57, 48916960), (60, 46471112), (74, 37679280), (76, 36687720), (80, 34853334), (95, 29350176), (96, 29044445), (111, 25119520), (114, 24458480), (120, 23235556), (148, 18839640), (152, 18343860), (160, 17426667), (185, 15071712), (190, 14675088), (222, 12559760), (228, 12229240), (240, 11617778), (285, 9783392), (296, 9419820), (304, 9171930), (370, 7535856), (380, 7337544), (444, 6279880), (456, 6114620), (480, 5808889), (555, 5023904), (570, 4891696), (592, 4709910), (608, 4585965), (703, 3966240), (740, 3767928), (760, 3668772), (888, 3139940), (912, 3057310), (1110, 2511952), (1140, 2445848), (1184, 2354955), (1406, 1983120), (1480, 1883964), (1520, 1834386), (1776, 1569970), (1824, 1528655), (2109, 1322080), (2220, 1255976), (2280, 1222924), (2812, 991560), (2960, 941982), (3040, 917193), (3515, 793248), (3552, 784985), (4218, 661040), (4440, 627988), (4560, 611462), (5624, 495780), (5920, 470991), (7030, 396624), (8263, 337440), (8436, 330520), (8880, 313994), (9120, 305731), (10545, 264416), (11248, 247890), (14060, 198312), (16526, 168720), (16872, 165260), (17760, 156997), (21090, 132208), (22496, 123945), (24789, 112480), (28120, 99156), (33052, 84360), (33744, 82630), (41315, 67488), (42180, 66104), (49578, 56240)]