2905185920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{601}}^1$

素因数の和:723

約数の個数: 256

約数和(自身を含む): 8665332480

約数和(自身を除く): 5760146560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 83, 91, 104, 112, 128, 130, 140, 160, 166, 182, 208, 224, 260, 280, 320, 332, 364, 415, 416, 448, 455, 520, 560, 581, 601, 640, 664, 728, 830, 832, 896, 910, 1040, 1079, 1120, 1162, 1202, 1328, 1456, 1660, 1664, 1820, 2080, 2158, 2240, 2324, 2404, 2656, 2905, 2912, 3005, 3320, 3640, 4160, 4207, 4316, 4480, 4648, 4808, 5312, 5395, 5810, 5824, 6010, 6640, 7280, 7553, 7813, 8320, 8414, 8632, 9296, 9616, 10624, 10790, 11620, 11648, 12020, 13280, 14560, 15106, 15626, 16828, 17264, 18592, 19232, 21035, 21580, 23240, 24040, 26560, 29120, 30212, 31252, 33656, 34528, 37184, 37765, 38464, 39065, 42070, 43160, 46480, 48080, 49883, 53120, 54691, 58240, 60424, 62504, 67312, 69056, 74368, 75530, 76928, 78130, 84140, 86320, 92960, 96160, 99766, 109382, 120848, 125008, 134624, 138112, 151060, 156260, 168280, 172640, 185920, 192320, 199532, 218764, 241696, 249415, 250016, 269248, 273455, 302120, 312520, 336560, 345280, 349181, 371840, 384640, 399064, 437528, 483392, 498830, 500032, 538496, 546910, 604240, 625040, 648479, 673120, 690560, 698362, 798128, 875056, 966784, 997660, 1000064, 1093820, 1208480, 1250080, 1296958, 1346240, 1396724, 1596256, 1745905, 1750112, 1995320, 2187640, 2416960, 2500160, 2593916, 2692480, 2793448, 3192512, 3242395, 3491810, 3500224, 3990640, 4375280, 4539353, 4833920, 5000320, 5187832, 5586896, 6385024, 6484790, 6983620, 7000448, 7981280, 8750560, 9078706, 10375664, 11173792, 12969580, 13967240, 15962560, 17501120, 18157412, 20751328, 22347584, 22696765, 25939160, 27934480, 31925120, 35002240, 36314824, 41502656, 44695168, 45393530, 51878320, 55868960, 72629648, 83005312, 90787060, 103756640, 111737920, 145259296, 181574120, 207513280, 223475840, 290518592, 363148240, 415026560, 581037184, 726296480, 1452592960, 2905185920]

約数ペア:

[(1, 2905185920), (2, 1452592960), (4, 726296480), (5, 581037184), (7, 415026560), (8, 363148240), (10, 290518592), (13, 223475840), (14, 207513280), (16, 181574120), (20, 145259296), (26, 111737920), (28, 103756640), (32, 90787060), (35, 83005312), (40, 72629648), (52, 55868960), (56, 51878320), (64, 45393530), (65, 44695168), (70, 41502656), (80, 36314824), (83, 35002240), (91, 31925120), (104, 27934480), (112, 25939160), (128, 22696765), (130, 22347584), (140, 20751328), (160, 18157412), (166, 17501120), (182, 15962560), (208, 13967240), (224, 12969580), (260, 11173792), (280, 10375664), (320, 9078706), (332, 8750560), (364, 7981280), (415, 7000448), (416, 6983620), (448, 6484790), (455, 6385024), (520, 5586896), (560, 5187832), (581, 5000320), (601, 4833920), (640, 4539353), (664, 4375280), (728, 3990640), (830, 3500224), (832, 3491810), (896, 3242395), (910, 3192512), (1040, 2793448), (1079, 2692480), (1120, 2593916), (1162, 2500160), (1202, 2416960), (1328, 2187640), (1456, 1995320), (1660, 1750112), (1664, 1745905), (1820, 1596256), (2080, 1396724), (2158, 1346240), (2240, 1296958), (2324, 1250080), (2404, 1208480), (2656, 1093820), (2905, 1000064), (2912, 997660), (3005, 966784), (3320, 875056), (3640, 798128), (4160, 698362), (4207, 690560), (4316, 673120), (4480, 648479), (4648, 625040), (4808, 604240), (5312, 546910), (5395, 538496), (5810, 500032), (5824, 498830), (6010, 483392), (6640, 437528), (7280, 399064), (7553, 384640), (7813, 371840), (8320, 349181), (8414, 345280), (8632, 336560), (9296, 312520), (9616, 302120), (10624, 273455), (10790, 269248), (11620, 250016), (11648, 249415), (12020, 241696), (13280, 218764), (14560, 199532), (15106, 192320), (15626, 185920), (16828, 172640), (17264, 168280), (18592, 156260), (19232, 151060), (21035, 138112), (21580, 134624), (23240, 125008), (24040, 120848), (26560, 109382), (29120, 99766), (30212, 96160), (31252, 92960), (33656, 86320), (34528, 84140), (37184, 78130), (37765, 76928), (38464, 75530), (39065, 74368), (42070, 69056), (43160, 67312), (46480, 62504), (48080, 60424), (49883, 58240), (53120, 54691)]