84978720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 240

約数和(自身を含む): 307359360

約数和(自身を除く): 222380640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 83, 90, 96, 108, 120, 135, 144, 158, 160, 162, 166, 180, 216, 237, 240, 249, 270, 288, 316, 324, 332, 360, 395, 405, 415, 432, 474, 480, 498, 540, 632, 648, 664, 711, 720, 747, 790, 810, 830, 864, 948, 996, 1080, 1185, 1245, 1264, 1296, 1328, 1422, 1440, 1494, 1580, 1620, 1660, 1896, 1992, 2133, 2160, 2241, 2370, 2490, 2528, 2592, 2656, 2844, 2988, 3160, 3240, 3320, 3555, 3735, 3792, 3984, 4266, 4320, 4482, 4740, 4980, 5688, 5976, 6320, 6399, 6480, 6557, 6640, 6723, 7110, 7470, 7584, 7968, 8532, 8964, 9480, 9960, 10665, 11205, 11376, 11952, 12640, 12798, 12960, 13114, 13280, 13446, 14220, 14940, 17064, 17928, 18960, 19671, 19920, 21330, 22410, 22752, 23904, 25596, 26228, 26892, 28440, 29880, 31995, 32785, 33615, 34128, 35856, 37920, 39342, 39840, 42660, 44820, 51192, 52456, 53784, 56880, 59013, 59760, 63990, 65570, 67230, 68256, 71712, 78684, 85320, 89640, 98355, 102384, 104912, 107568, 113760, 118026, 119520, 127980, 131140, 134460, 157368, 170640, 177039, 179280, 196710, 204768, 209824, 215136, 236052, 255960, 262280, 268920, 295065, 314736, 341280, 354078, 358560, 393420, 472104, 511920, 524560, 531117, 537840, 590130, 629472, 708156, 786840, 885195, 944208, 1023840, 1049120, 1062234, 1075680, 1180260, 1416312, 1573680, 1770390, 1888416, 2124468, 2360520, 2655585, 2832624, 3147360, 3540780, 4248936, 4721040, 5311170, 5665248, 7081560, 8497872, 9442080, 10622340, 14163120, 16995744, 21244680, 28326240, 42489360, 84978720]

約数ペア:

[(1, 84978720), (2, 42489360), (3, 28326240), (4, 21244680), (5, 16995744), (6, 14163120), (8, 10622340), (9, 9442080), (10, 8497872), (12, 7081560), (15, 5665248), (16, 5311170), (18, 4721040), (20, 4248936), (24, 3540780), (27, 3147360), (30, 2832624), (32, 2655585), (36, 2360520), (40, 2124468), (45, 1888416), (48, 1770390), (54, 1573680), (60, 1416312), (72, 1180260), (79, 1075680), (80, 1062234), (81, 1049120), (83, 1023840), (90, 944208), (96, 885195), (108, 786840), (120, 708156), (135, 629472), (144, 590130), (158, 537840), (160, 531117), (162, 524560), (166, 511920), (180, 472104), (216, 393420), (237, 358560), (240, 354078), (249, 341280), (270, 314736), (288, 295065), (316, 268920), (324, 262280), (332, 255960), (360, 236052), (395, 215136), (405, 209824), (415, 204768), (432, 196710), (474, 179280), (480, 177039), (498, 170640), (540, 157368), (632, 134460), (648, 131140), (664, 127980), (711, 119520), (720, 118026), (747, 113760), (790, 107568), (810, 104912), (830, 102384), (864, 98355), (948, 89640), (996, 85320), (1080, 78684), (1185, 71712), (1245, 68256), (1264, 67230), (1296, 65570), (1328, 63990), (1422, 59760), (1440, 59013), (1494, 56880), (1580, 53784), (1620, 52456), (1660, 51192), (1896, 44820), (1992, 42660), (2133, 39840), (2160, 39342), (2241, 37920), (2370, 35856), (2490, 34128), (2528, 33615), (2592, 32785), (2656, 31995), (2844, 29880), (2988, 28440), (3160, 26892), (3240, 26228), (3320, 25596), (3555, 23904), (3735, 22752), (3792, 22410), (3984, 21330), (4266, 19920), (4320, 19671), (4482, 18960), (4740, 17928), (4980, 17064), (5688, 14940), (5976, 14220), (6320, 13446), (6399, 13280), (6480, 13114), (6557, 12960), (6640, 12798), (6723, 12640), (7110, 11952), (7470, 11376), (7584, 11205), (7968, 10665), (8532, 9960), (8964, 9480)]