78402720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:539

約数の個数: 192

約数和(自身を含む): 278691840

約数和(自身を除く): 200289120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 352, 372, 440, 465, 479, 480, 496, 528, 620, 660, 682, 744, 880, 930, 958, 992, 1023, 1056, 1240, 1320, 1364, 1437, 1488, 1705, 1760, 1860, 1916, 2046, 2395, 2480, 2640, 2728, 2874, 2976, 3410, 3720, 3832, 4092, 4790, 4960, 5115, 5269, 5280, 5456, 5748, 6820, 7185, 7440, 7664, 8184, 9580, 10230, 10538, 10912, 11496, 13640, 14370, 14849, 14880, 15328, 15807, 16368, 19160, 20460, 21076, 22992, 26345, 27280, 28740, 29698, 31614, 32736, 38320, 40920, 42152, 44547, 45984, 52690, 54560, 57480, 59396, 63228, 74245, 76640, 79035, 81840, 84304, 89094, 105380, 114960, 118792, 126456, 148490, 158070, 163339, 163680, 168608, 178188, 210760, 222735, 229920, 237584, 252912, 296980, 316140, 326678, 356376, 421520, 445470, 475168, 490017, 505824, 593960, 632280, 653356, 712752, 816695, 843040, 890940, 980034, 1187920, 1264560, 1306712, 1425504, 1633390, 1781880, 1960068, 2375840, 2450085, 2529120, 2613424, 3266780, 3563760, 3920136, 4900170, 5226848, 6533560, 7127520, 7840272, 9800340, 13067120, 15680544, 19600680, 26134240, 39201360, 78402720]

約数ペア:

[(1, 78402720), (2, 39201360), (3, 26134240), (4, 19600680), (5, 15680544), (6, 13067120), (8, 9800340), (10, 7840272), (11, 7127520), (12, 6533560), (15, 5226848), (16, 4900170), (20, 3920136), (22, 3563760), (24, 3266780), (30, 2613424), (31, 2529120), (32, 2450085), (33, 2375840), (40, 1960068), (44, 1781880), (48, 1633390), (55, 1425504), (60, 1306712), (62, 1264560), (66, 1187920), (80, 980034), (88, 890940), (93, 843040), (96, 816695), (110, 712752), (120, 653356), (124, 632280), (132, 593960), (155, 505824), (160, 490017), (165, 475168), (176, 445470), (186, 421520), (220, 356376), (240, 326678), (248, 316140), (264, 296980), (310, 252912), (330, 237584), (341, 229920), (352, 222735), (372, 210760), (440, 178188), (465, 168608), (479, 163680), (480, 163339), (496, 158070), (528, 148490), (620, 126456), (660, 118792), (682, 114960), (744, 105380), (880, 89094), (930, 84304), (958, 81840), (992, 79035), (1023, 76640), (1056, 74245), (1240, 63228), (1320, 59396), (1364, 57480), (1437, 54560), (1488, 52690), (1705, 45984), (1760, 44547), (1860, 42152), (1916, 40920), (2046, 38320), (2395, 32736), (2480, 31614), (2640, 29698), (2728, 28740), (2874, 27280), (2976, 26345), (3410, 22992), (3720, 21076), (3832, 20460), (4092, 19160), (4790, 16368), (4960, 15807), (5115, 15328), (5269, 14880), (5280, 14849), (5456, 14370), (5748, 13640), (6820, 11496), (7185, 10912), (7440, 10538), (7664, 10230), (8184, 9580)]