778717440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2939}}^1$

素因数の和:2989

約数の個数: 216

約数和(自身を含む): 2812380480

約数和(自身を除く): 2033663040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 768, 828, 920, 960, 1035, 1104, 1152, 1280, 1380, 1440, 1472, 1656, 1840, 1920, 2070, 2208, 2304, 2760, 2880, 2939, 2944, 3312, 3680, 3840, 4140, 4416, 5520, 5760, 5878, 5888, 6624, 7360, 8280, 8817, 8832, 11040, 11520, 11756, 13248, 14695, 14720, 16560, 17634, 17664, 22080, 23512, 26451, 26496, 29390, 29440, 33120, 35268, 44085, 44160, 47024, 52902, 52992, 58780, 66240, 67597, 70536, 88170, 88320, 94048, 105804, 117560, 132255, 132480, 135194, 141072, 176340, 188096, 202791, 211608, 235120, 264510, 264960, 270388, 282144, 337985, 352680, 376192, 405582, 423216, 470240, 529020, 540776, 564288, 608373, 675970, 705360, 752384, 811164, 846432, 940480, 1013955, 1058040, 1081552, 1128576, 1216746, 1351940, 1410720, 1622328, 1692864, 1880960, 2027910, 2116080, 2163104, 2257152, 2433492, 2703880, 2821440, 3041865, 3244656, 3385728, 3761920, 4055820, 4232160, 4326208, 4866984, 5407760, 5642880, 6083730, 6489312, 6771456, 8111640, 8464320, 8652416, 9733968, 10815520, 11285760, 12167460, 12978624, 16223280, 16928640, 17304832, 19467936, 21631040, 24334920, 25957248, 32446560, 33857280, 38935872, 43262080, 48669840, 51914496, 64893120, 77871744, 86524160, 97339680, 129786240, 155743488, 194679360, 259572480, 389358720, 778717440]

約数ペア:

[(1, 778717440), (2, 389358720), (3, 259572480), (4, 194679360), (5, 155743488), (6, 129786240), (8, 97339680), (9, 86524160), (10, 77871744), (12, 64893120), (15, 51914496), (16, 48669840), (18, 43262080), (20, 38935872), (23, 33857280), (24, 32446560), (30, 25957248), (32, 24334920), (36, 21631040), (40, 19467936), (45, 17304832), (46, 16928640), (48, 16223280), (60, 12978624), (64, 12167460), (69, 11285760), (72, 10815520), (80, 9733968), (90, 8652416), (92, 8464320), (96, 8111640), (115, 6771456), (120, 6489312), (128, 6083730), (138, 5642880), (144, 5407760), (160, 4866984), (180, 4326208), (184, 4232160), (192, 4055820), (207, 3761920), (230, 3385728), (240, 3244656), (256, 3041865), (276, 2821440), (288, 2703880), (320, 2433492), (345, 2257152), (360, 2163104), (368, 2116080), (384, 2027910), (414, 1880960), (460, 1692864), (480, 1622328), (552, 1410720), (576, 1351940), (640, 1216746), (690, 1128576), (720, 1081552), (736, 1058040), (768, 1013955), (828, 940480), (920, 846432), (960, 811164), (1035, 752384), (1104, 705360), (1152, 675970), (1280, 608373), (1380, 564288), (1440, 540776), (1472, 529020), (1656, 470240), (1840, 423216), (1920, 405582), (2070, 376192), (2208, 352680), (2304, 337985), (2760, 282144), (2880, 270388), (2939, 264960), (2944, 264510), (3312, 235120), (3680, 211608), (3840, 202791), (4140, 188096), (4416, 176340), (5520, 141072), (5760, 135194), (5878, 132480), (5888, 132255), (6624, 117560), (7360, 105804), (8280, 94048), (8817, 88320), (8832, 88170), (11040, 70536), (11520, 67597), (11756, 66240), (13248, 58780), (14695, 52992), (14720, 52902), (16560, 47024), (17634, 44160), (17664, 44085), (22080, 35268), (23512, 33120), (26451, 29440), (26496, 29390)]