278914860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 288

約数和(自身を含む): 1029611520

約数和(自身を除く): 750696660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 83, 84, 90, 98, 105, 108, 126, 127, 135, 140, 147, 166, 180, 189, 196, 210, 245, 249, 252, 254, 270, 294, 315, 332, 378, 381, 415, 420, 441, 490, 498, 508, 540, 581, 588, 630, 635, 735, 747, 756, 762, 830, 882, 889, 945, 980, 996, 1143, 1162, 1245, 1260, 1270, 1323, 1470, 1494, 1524, 1660, 1743, 1764, 1778, 1890, 1905, 2205, 2241, 2286, 2324, 2490, 2540, 2646, 2667, 2905, 2940, 2988, 3429, 3486, 3556, 3735, 3780, 3810, 4067, 4410, 4445, 4482, 4572, 4980, 5229, 5292, 5334, 5715, 5810, 6223, 6615, 6858, 6972, 7470, 7620, 8001, 8134, 8715, 8820, 8890, 8964, 10458, 10541, 10668, 11205, 11430, 11620, 12201, 12446, 13230, 13335, 13716, 14940, 15687, 16002, 16268, 17145, 17430, 17780, 18669, 20335, 20916, 21082, 22410, 22860, 24003, 24402, 24892, 26145, 26460, 26670, 31115, 31374, 31623, 32004, 34290, 34860, 36603, 37338, 40005, 40670, 42164, 44820, 48006, 48804, 52290, 52705, 53340, 56007, 61005, 62230, 62748, 63246, 68580, 73206, 73787, 74676, 78435, 80010, 81340, 93345, 94869, 96012, 104580, 105410, 109809, 112014, 120015, 122010, 124460, 126492, 146412, 147574, 156870, 158115, 160020, 168021, 183015, 186690, 189738, 210820, 219618, 221361, 224028, 240030, 244020, 280035, 284607, 295148, 313740, 316230, 336042, 366030, 368935, 373380, 379476, 439236, 442722, 474345, 480060, 516509, 549045, 560070, 569214, 632460, 664083, 672084, 732060, 737870, 840105, 885444, 948690, 1033018, 1098090, 1106805, 1120140, 1138428, 1328166, 1423035, 1475740, 1549527, 1680210, 1897380, 1992249, 2066036, 2196180, 2213610, 2582545, 2656332, 2846070, 3099054, 3320415, 3360420, 3984498, 4427220, 4648581, 5165090, 5692140, 6198108, 6640830, 7747635, 7968996, 9297162, 9961245, 10330180, 13281660, 13945743, 15495270, 18594324, 19922490, 23242905, 27891486, 30990540, 39844980, 46485810, 55782972, 69728715, 92971620, 139457430, 278914860]

約数ペア:

[(1, 278914860), (2, 139457430), (3, 92971620), (4, 69728715), (5, 55782972), (6, 46485810), (7, 39844980), (9, 30990540), (10, 27891486), (12, 23242905), (14, 19922490), (15, 18594324), (18, 15495270), (20, 13945743), (21, 13281660), (27, 10330180), (28, 9961245), (30, 9297162), (35, 7968996), (36, 7747635), (42, 6640830), (45, 6198108), (49, 5692140), (54, 5165090), (60, 4648581), (63, 4427220), (70, 3984498), (83, 3360420), (84, 3320415), (90, 3099054), (98, 2846070), (105, 2656332), (108, 2582545), (126, 2213610), (127, 2196180), (135, 2066036), (140, 1992249), (147, 1897380), (166, 1680210), (180, 1549527), (189, 1475740), (196, 1423035), (210, 1328166), (245, 1138428), (249, 1120140), (252, 1106805), (254, 1098090), (270, 1033018), (294, 948690), (315, 885444), (332, 840105), (378, 737870), (381, 732060), (415, 672084), (420, 664083), (441, 632460), (490, 569214), (498, 560070), (508, 549045), (540, 516509), (581, 480060), (588, 474345), (630, 442722), (635, 439236), (735, 379476), (747, 373380), (756, 368935), (762, 366030), (830, 336042), (882, 316230), (889, 313740), (945, 295148), (980, 284607), (996, 280035), (1143, 244020), (1162, 240030), (1245, 224028), (1260, 221361), (1270, 219618), (1323, 210820), (1470, 189738), (1494, 186690), (1524, 183015), (1660, 168021), (1743, 160020), (1764, 158115), (1778, 156870), (1890, 147574), (1905, 146412), (2205, 126492), (2241, 124460), (2286, 122010), (2324, 120015), (2490, 112014), (2540, 109809), (2646, 105410), (2667, 104580), (2905, 96012), (2940, 94869), (2988, 93345), (3429, 81340), (3486, 80010), (3556, 78435), (3735, 74676), (3780, 73787), (3810, 73206), (4067, 68580), (4410, 63246), (4445, 62748), (4482, 62230), (4572, 61005), (4980, 56007), (5229, 53340), (5292, 52705), (5334, 52290), (5715, 48804), (5810, 48006), (6223, 44820), (6615, 42164), (6858, 40670), (6972, 40005), (7470, 37338), (7620, 36603), (8001, 34860), (8134, 34290), (8715, 32004), (8820, 31623), (8890, 31374), (8964, 31115), (10458, 26670), (10541, 26460), (10668, 26145), (11205, 24892), (11430, 24402), (11620, 24003), (12201, 22860), (12446, 22410), (13230, 21082), (13335, 20916), (13716, 20335), (14940, 18669), (15687, 17780), (16002, 17430), (16268, 17145)]