1920591360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2749

約数の個数: 240

約数和(自身を含む): 6868667520

約数和(自身を除く): 4948076160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2689, 2790, 2880, 2976, 3720, 3840, 3968, 4464, 4608, 4960, 5378, 5580, 5760, 5952, 7440, 7680, 7936, 8067, 8928, 9920, 10756, 11160, 11520, 11904, 13445, 14880, 15872, 16134, 17856, 19840, 21512, 22320, 23040, 23808, 24201, 26890, 29760, 32268, 35712, 39680, 40335, 43024, 44640, 47616, 48402, 53780, 59520, 64536, 71424, 79360, 80670, 83359, 86048, 89280, 96804, 107560, 119040, 121005, 129072, 142848, 161340, 166718, 172096, 178560, 193608, 215120, 238080, 242010, 250077, 258144, 322680, 333436, 344192, 357120, 387216, 416795, 430240, 484020, 500154, 516288, 645360, 666872, 688384, 714240, 750231, 774432, 833590, 860480, 968040, 1000308, 1032576, 1250385, 1290720, 1333744, 1376768, 1500462, 1548864, 1667180, 1720960, 1936080, 2000616, 2065152, 2500770, 2581440, 2667488, 3000924, 3097728, 3334360, 3441920, 3751155, 3872160, 4001232, 4130304, 5001540, 5162880, 5334976, 6001848, 6195456, 6668720, 6883840, 7502310, 7744320, 8002464, 10003080, 10325760, 10669952, 12003696, 12390912, 13337440, 15004620, 15488640, 16004928, 20006160, 20651520, 21339904, 24007392, 26674880, 30009240, 30977280, 32009856, 40012320, 42679808, 48014784, 53349760, 60018480, 61954560, 64019712, 80024640, 96029568, 106699520, 120036960, 128039424, 160049280, 192059136, 213399040, 240073920, 320098560, 384118272, 480147840, 640197120, 960295680, 1920591360]

約数ペア:

[(1, 1920591360), (2, 960295680), (3, 640197120), (4, 480147840), (5, 384118272), (6, 320098560), (8, 240073920), (9, 213399040), (10, 192059136), (12, 160049280), (15, 128039424), (16, 120036960), (18, 106699520), (20, 96029568), (24, 80024640), (30, 64019712), (31, 61954560), (32, 60018480), (36, 53349760), (40, 48014784), (45, 42679808), (48, 40012320), (60, 32009856), (62, 30977280), (64, 30009240), (72, 26674880), (80, 24007392), (90, 21339904), (93, 20651520), (96, 20006160), (120, 16004928), (124, 15488640), (128, 15004620), (144, 13337440), (155, 12390912), (160, 12003696), (180, 10669952), (186, 10325760), (192, 10003080), (240, 8002464), (248, 7744320), (256, 7502310), (279, 6883840), (288, 6668720), (310, 6195456), (320, 6001848), (360, 5334976), (372, 5162880), (384, 5001540), (465, 4130304), (480, 4001232), (496, 3872160), (512, 3751155), (558, 3441920), (576, 3334360), (620, 3097728), (640, 3000924), (720, 2667488), (744, 2581440), (768, 2500770), (930, 2065152), (960, 2000616), (992, 1936080), (1116, 1720960), (1152, 1667180), (1240, 1548864), (1280, 1500462), (1395, 1376768), (1440, 1333744), (1488, 1290720), (1536, 1250385), (1860, 1032576), (1920, 1000308), (1984, 968040), (2232, 860480), (2304, 833590), (2480, 774432), (2560, 750231), (2689, 714240), (2790, 688384), (2880, 666872), (2976, 645360), (3720, 516288), (3840, 500154), (3968, 484020), (4464, 430240), (4608, 416795), (4960, 387216), (5378, 357120), (5580, 344192), (5760, 333436), (5952, 322680), (7440, 258144), (7680, 250077), (7936, 242010), (8067, 238080), (8928, 215120), (9920, 193608), (10756, 178560), (11160, 172096), (11520, 166718), (11904, 161340), (13445, 142848), (14880, 129072), (15872, 121005), (16134, 119040), (17856, 107560), (19840, 96804), (21512, 89280), (22320, 86048), (23040, 83359), (23808, 80670), (24201, 79360), (26890, 71424), (29760, 64536), (32268, 59520), (35712, 53780), (39680, 48402), (40335, 47616), (43024, 44640)]