2478254080

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 6333949440

約数和(自身を除く): 3855695360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 211, 248, 256, 296, 310, 320, 370, 422, 496, 512, 592, 620, 640, 740, 844, 992, 1024, 1055, 1147, 1184, 1240, 1280, 1480, 1688, 1984, 2048, 2110, 2294, 2368, 2480, 2560, 2960, 3376, 3968, 4220, 4588, 4736, 4960, 5120, 5735, 5920, 6541, 6752, 7807, 7936, 8440, 9176, 9472, 9920, 10240, 11470, 11840, 13082, 13504, 15614, 15872, 16880, 18352, 18944, 19840, 22940, 23680, 26164, 27008, 31228, 31744, 32705, 33760, 36704, 37888, 39035, 39680, 45880, 47360, 52328, 54016, 62456, 63488, 65410, 67520, 73408, 75776, 78070, 79360, 91760, 94720, 104656, 108032, 124912, 130820, 135040, 146816, 156140, 158720, 183520, 189440, 209312, 216064, 242017, 249824, 261640, 270080, 293632, 312280, 317440, 367040, 378880, 418624, 432128, 484034, 499648, 523280, 540160, 587264, 624560, 734080, 837248, 968068, 999296, 1046560, 1080320, 1174528, 1210085, 1249120, 1468160, 1674496, 1936136, 1998592, 2093120, 2160640, 2349056, 2420170, 2498240, 2936320, 3348992, 3872272, 3997184, 4186240, 4840340, 4996480, 5872640, 6697984, 7744544, 7994368, 8372480, 9680680, 9992960, 11745280, 13395968, 15489088, 15988736, 16744960, 19361360, 19985920, 30978176, 33489920, 38722720, 39971840, 61956352, 66979840, 77445440, 79943680, 123912704, 154890880, 247825408, 309781760, 495650816, 619563520, 1239127040, 2478254080]

約数ペア:

[(1, 2478254080), (2, 1239127040), (4, 619563520), (5, 495650816), (8, 309781760), (10, 247825408), (16, 154890880), (20, 123912704), (31, 79943680), (32, 77445440), (37, 66979840), (40, 61956352), (62, 39971840), (64, 38722720), (74, 33489920), (80, 30978176), (124, 19985920), (128, 19361360), (148, 16744960), (155, 15988736), (160, 15489088), (185, 13395968), (211, 11745280), (248, 9992960), (256, 9680680), (296, 8372480), (310, 7994368), (320, 7744544), (370, 6697984), (422, 5872640), (496, 4996480), (512, 4840340), (592, 4186240), (620, 3997184), (640, 3872272), (740, 3348992), (844, 2936320), (992, 2498240), (1024, 2420170), (1055, 2349056), (1147, 2160640), (1184, 2093120), (1240, 1998592), (1280, 1936136), (1480, 1674496), (1688, 1468160), (1984, 1249120), (2048, 1210085), (2110, 1174528), (2294, 1080320), (2368, 1046560), (2480, 999296), (2560, 968068), (2960, 837248), (3376, 734080), (3968, 624560), (4220, 587264), (4588, 540160), (4736, 523280), (4960, 499648), (5120, 484034), (5735, 432128), (5920, 418624), (6541, 378880), (6752, 367040), (7807, 317440), (7936, 312280), (8440, 293632), (9176, 270080), (9472, 261640), (9920, 249824), (10240, 242017), (11470, 216064), (11840, 209312), (13082, 189440), (13504, 183520), (15614, 158720), (15872, 156140), (16880, 146816), (18352, 135040), (18944, 130820), (19840, 124912), (22940, 108032), (23680, 104656), (26164, 94720), (27008, 91760), (31228, 79360), (31744, 78070), (32705, 75776), (33760, 73408), (36704, 67520), (37888, 65410), (39035, 63488), (39680, 62456), (45880, 54016), (47360, 52328)]