128429280

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 384

約数和(自身を含む): 534159360

約数和(自身を除く): 405730080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 135, 137, 140, 144, 155, 160, 168, 180, 186, 189, 210, 216, 217, 224, 240, 248, 252, 270, 274, 279, 280, 288, 310, 315, 336, 360, 372, 378, 411, 420, 432, 434, 465, 480, 496, 504, 540, 548, 558, 560, 620, 630, 651, 672, 685, 720, 744, 756, 822, 837, 840, 864, 868, 930, 945, 959, 992, 1008, 1080, 1085, 1096, 1116, 1120, 1233, 1240, 1260, 1302, 1370, 1395, 1440, 1488, 1512, 1644, 1674, 1680, 1736, 1860, 1890, 1918, 1953, 2016, 2055, 2160, 2170, 2192, 2232, 2466, 2480, 2520, 2604, 2740, 2790, 2877, 2976, 3024, 3255, 3288, 3348, 3360, 3472, 3699, 3720, 3780, 3836, 3906, 4110, 4185, 4247, 4320, 4340, 4384, 4464, 4795, 4932, 4960, 5040, 5208, 5480, 5580, 5754, 5859, 6048, 6165, 6510, 6576, 6696, 6944, 7398, 7440, 7560, 7672, 7812, 8220, 8370, 8494, 8631, 8680, 8928, 9590, 9765, 9864, 10080, 10416, 10960, 11160, 11508, 11718, 12330, 12741, 13020, 13152, 13392, 14385, 14796, 14880, 15120, 15344, 15624, 16440, 16740, 16988, 17262, 17360, 18495, 19180, 19530, 19728, 20832, 21235, 21920, 22320, 23016, 23436, 24660, 25482, 25893, 26040, 26784, 28770, 29295, 29592, 29729, 30240, 30688, 31248, 32880, 33480, 33976, 34524, 34720, 36990, 38223, 38360, 39060, 39456, 42470, 43155, 44640, 46032, 46872, 49320, 50964, 51786, 52080, 57540, 58590, 59184, 59458, 62496, 63705, 65760, 66960, 67952, 69048, 73980, 76446, 76720, 78120, 84940, 86310, 89187, 92064, 93744, 98640, 101928, 103572, 104160, 114669, 115080, 117180, 118368, 118916, 127410, 129465, 133920, 135904, 138096, 147960, 148645, 152892, 153440, 156240, 169880, 172620, 178374, 187488, 191115, 197280, 203856, 207144, 229338, 230160, 234360, 237832, 254820, 258930, 267561, 276192, 295920, 297290, 305784, 312480, 339760, 345240, 356748, 382230, 407712, 414288, 445935, 458676, 460320, 468720, 475664, 509640, 517860, 535122, 573345, 591840, 594580, 611568, 679520, 690480, 713496, 764460, 802683, 828576, 891870, 917352, 937440, 951328, 1019280, 1035720, 1070244, 1146690, 1189160, 1223136, 1337805, 1380960, 1426992, 1528920, 1605366, 1783740, 1834704, 2038560, 2071440, 2140488, 2293380, 2378320, 2675610, 2853984, 3057840, 3210732, 3567480, 3669408, 4013415, 4142880, 4280976, 4586760, 4756640, 5351220, 6115680, 6421464, 7134960, 8026830, 8561952, 9173520, 10702440, 12842928, 14269920, 16053660, 18347040, 21404880, 25685856, 32107320, 42809760, 64214640, 128429280]

約数ペア:

[(1, 128429280), (2, 64214640), (3, 42809760), (4, 32107320), (5, 25685856), (6, 21404880), (7, 18347040), (8, 16053660), (9, 14269920), (10, 12842928), (12, 10702440), (14, 9173520), (15, 8561952), (16, 8026830), (18, 7134960), (20, 6421464), (21, 6115680), (24, 5351220), (27, 4756640), (28, 4586760), (30, 4280976), (31, 4142880), (32, 4013415), (35, 3669408), (36, 3567480), (40, 3210732), (42, 3057840), (45, 2853984), (48, 2675610), (54, 2378320), (56, 2293380), (60, 2140488), (62, 2071440), (63, 2038560), (70, 1834704), (72, 1783740), (80, 1605366), (84, 1528920), (90, 1426992), (93, 1380960), (96, 1337805), (105, 1223136), (108, 1189160), (112, 1146690), (120, 1070244), (124, 1035720), (126, 1019280), (135, 951328), (137, 937440), (140, 917352), (144, 891870), (155, 828576), (160, 802683), (168, 764460), (180, 713496), (186, 690480), (189, 679520), (210, 611568), (216, 594580), (217, 591840), (224, 573345), (240, 535122), (248, 517860), (252, 509640), (270, 475664), (274, 468720), (279, 460320), (280, 458676), (288, 445935), (310, 414288), (315, 407712), (336, 382230), (360, 356748), (372, 345240), (378, 339760), (411, 312480), (420, 305784), (432, 297290), (434, 295920), (465, 276192), (480, 267561), (496, 258930), (504, 254820), (540, 237832), (548, 234360), (558, 230160), (560, 229338), (620, 207144), (630, 203856), (651, 197280), (672, 191115), (685, 187488), (720, 178374), (744, 172620), (756, 169880), (822, 156240), (837, 153440), (840, 152892), (864, 148645), (868, 147960), (930, 138096), (945, 135904), (959, 133920), (992, 129465), (1008, 127410), (1080, 118916), (1085, 118368), (1096, 117180), (1116, 115080), (1120, 114669), (1233, 104160), (1240, 103572), (1260, 101928), (1302, 98640), (1370, 93744), (1395, 92064), (1440, 89187), (1488, 86310), (1512, 84940), (1644, 78120), (1674, 76720), (1680, 76446), (1736, 73980), (1860, 69048), (1890, 67952), (1918, 66960), (1953, 65760), (2016, 63705), (2055, 62496), (2160, 59458), (2170, 59184), (2192, 58590), (2232, 57540), (2466, 52080), (2480, 51786), (2520, 50964), (2604, 49320), (2740, 46872), (2790, 46032), (2877, 44640), (2976, 43155), (3024, 42470), (3255, 39456), (3288, 39060), (3348, 38360), (3360, 38223), (3472, 36990), (3699, 34720), (3720, 34524), (3780, 33976), (3836, 33480), (3906, 32880), (4110, 31248), (4185, 30688), (4247, 30240), (4320, 29729), (4340, 29592), (4384, 29295), (4464, 28770), (4795, 26784), (4932, 26040), (4960, 25893), (5040, 25482), (5208, 24660), (5480, 23436), (5580, 23016), (5754, 22320), (5859, 21920), (6048, 21235), (6165, 20832), (6510, 19728), (6576, 19530), (6696, 19180), (6944, 18495), (7398, 17360), (7440, 17262), (7560, 16988), (7672, 16740), (7812, 16440), (8220, 15624), (8370, 15344), (8494, 15120), (8631, 14880), (8680, 14796), (8928, 14385), (9590, 13392), (9765, 13152), (9864, 13020), (10080, 12741), (10416, 12330), (10960, 11718), (11160, 11508)]