1978916400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1889}}^1$

素因数の和:2013

約数の個数: 240

約数和(自身を含む): 7119856800

約数和(自身を除く): 5140940400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 97, 100, 108, 120, 135, 144, 150, 180, 194, 200, 216, 225, 240, 270, 291, 300, 360, 388, 400, 432, 450, 485, 540, 582, 600, 675, 720, 776, 873, 900, 970, 1080, 1164, 1200, 1350, 1455, 1552, 1746, 1800, 1889, 1940, 2160, 2328, 2425, 2619, 2700, 2910, 3492, 3600, 3778, 3880, 4365, 4656, 4850, 5238, 5400, 5667, 5820, 6984, 7275, 7556, 7760, 8730, 9445, 9700, 10476, 10800, 11334, 11640, 13095, 13968, 14550, 15112, 17001, 17460, 18890, 19400, 20952, 21825, 22668, 23280, 26190, 28335, 29100, 30224, 34002, 34920, 37780, 38800, 41904, 43650, 45336, 47225, 51003, 52380, 56670, 58200, 65475, 68004, 69840, 75560, 85005, 87300, 90672, 94450, 102006, 104760, 113340, 116400, 130950, 136008, 141675, 151120, 170010, 174600, 183233, 188900, 204012, 209520, 226680, 255015, 261900, 272016, 283350, 340020, 349200, 366466, 377800, 408024, 425025, 453360, 510030, 523800, 549699, 566700, 680040, 732932, 755600, 816048, 850050, 916165, 1020060, 1047600, 1099398, 1133400, 1275075, 1360080, 1465864, 1649097, 1700100, 1832330, 2040120, 2198796, 2266800, 2550150, 2748495, 2931728, 3298194, 3400200, 3664660, 4080240, 4397592, 4580825, 4947291, 5100300, 5496990, 6596388, 6800400, 7329320, 8245485, 8795184, 9161650, 9894582, 10200600, 10993980, 13192776, 13742475, 14658640, 16490970, 18323300, 19789164, 20401200, 21987960, 24736455, 26385552, 27484950, 32981940, 36646600, 39578328, 41227425, 43975920, 49472910, 54969900, 65963880, 73293200, 79156656, 82454850, 98945820, 109939800, 123682275, 131927760, 164909700, 197891640, 219879600, 247364550, 329819400, 395783280, 494729100, 659638800, 989458200, 1978916400]

約数ペア:

[(1, 1978916400), (2, 989458200), (3, 659638800), (4, 494729100), (5, 395783280), (6, 329819400), (8, 247364550), (9, 219879600), (10, 197891640), (12, 164909700), (15, 131927760), (16, 123682275), (18, 109939800), (20, 98945820), (24, 82454850), (25, 79156656), (27, 73293200), (30, 65963880), (36, 54969900), (40, 49472910), (45, 43975920), (48, 41227425), (50, 39578328), (54, 36646600), (60, 32981940), (72, 27484950), (75, 26385552), (80, 24736455), (90, 21987960), (97, 20401200), (100, 19789164), (108, 18323300), (120, 16490970), (135, 14658640), (144, 13742475), (150, 13192776), (180, 10993980), (194, 10200600), (200, 9894582), (216, 9161650), (225, 8795184), (240, 8245485), (270, 7329320), (291, 6800400), (300, 6596388), (360, 5496990), (388, 5100300), (400, 4947291), (432, 4580825), (450, 4397592), (485, 4080240), (540, 3664660), (582, 3400200), (600, 3298194), (675, 2931728), (720, 2748495), (776, 2550150), (873, 2266800), (900, 2198796), (970, 2040120), (1080, 1832330), (1164, 1700100), (1200, 1649097), (1350, 1465864), (1455, 1360080), (1552, 1275075), (1746, 1133400), (1800, 1099398), (1889, 1047600), (1940, 1020060), (2160, 916165), (2328, 850050), (2425, 816048), (2619, 755600), (2700, 732932), (2910, 680040), (3492, 566700), (3600, 549699), (3778, 523800), (3880, 510030), (4365, 453360), (4656, 425025), (4850, 408024), (5238, 377800), (5400, 366466), (5667, 349200), (5820, 340020), (6984, 283350), (7275, 272016), (7556, 261900), (7760, 255015), (8730, 226680), (9445, 209520), (9700, 204012), (10476, 188900), (10800, 183233), (11334, 174600), (11640, 170010), (13095, 151120), (13968, 141675), (14550, 136008), (15112, 130950), (17001, 116400), (17460, 113340), (18890, 104760), (19400, 102006), (20952, 94450), (21825, 90672), (22668, 87300), (23280, 85005), (26190, 75560), (28335, 69840), (29100, 68004), (30224, 65475), (34002, 58200), (34920, 56670), (37780, 52380), (38800, 51003), (41904, 47225), (43650, 45336)]