154897120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 457228800

約数和(自身を除く): 302331680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 32, 35, 38, 40, 56, 58, 70, 76, 80, 95, 112, 116, 133, 140, 145, 152, 160, 190, 203, 224, 232, 251, 266, 280, 290, 304, 380, 406, 464, 502, 532, 551, 560, 580, 608, 665, 760, 812, 928, 1004, 1015, 1064, 1102, 1120, 1160, 1255, 1330, 1520, 1624, 1757, 2008, 2030, 2128, 2204, 2320, 2510, 2660, 2755, 3040, 3248, 3514, 3857, 4016, 4060, 4256, 4408, 4640, 4769, 5020, 5320, 5510, 6496, 7028, 7279, 7714, 8032, 8120, 8785, 8816, 9538, 10040, 10640, 11020, 14056, 14558, 15428, 16240, 17570, 17632, 19076, 19285, 20080, 21280, 22040, 23845, 28112, 29116, 30856, 32480, 33383, 35140, 36395, 38152, 38570, 40160, 44080, 47690, 50953, 56224, 58232, 61712, 66766, 70280, 72790, 76304, 77140, 88160, 95380, 101906, 116464, 123424, 133532, 138301, 140560, 145580, 152608, 154280, 166915, 190760, 203812, 232928, 254765, 267064, 276602, 281120, 291160, 308560, 333830, 381520, 407624, 509530, 534128, 553204, 582320, 617120, 667660, 691505, 763040, 815248, 968107, 1019060, 1068256, 1106408, 1164640, 1335320, 1383010, 1630496, 1936214, 2038120, 2212816, 2670640, 2766020, 3872428, 4076240, 4425632, 4840535, 5341280, 5532040, 7744856, 8152480, 9681070, 11064080, 15489712, 19362140, 22128160, 30979424, 38724280, 77448560, 154897120]

約数ペア:

[(1, 154897120), (2, 77448560), (4, 38724280), (5, 30979424), (7, 22128160), (8, 19362140), (10, 15489712), (14, 11064080), (16, 9681070), (19, 8152480), (20, 7744856), (28, 5532040), (29, 5341280), (32, 4840535), (35, 4425632), (38, 4076240), (40, 3872428), (56, 2766020), (58, 2670640), (70, 2212816), (76, 2038120), (80, 1936214), (95, 1630496), (112, 1383010), (116, 1335320), (133, 1164640), (140, 1106408), (145, 1068256), (152, 1019060), (160, 968107), (190, 815248), (203, 763040), (224, 691505), (232, 667660), (251, 617120), (266, 582320), (280, 553204), (290, 534128), (304, 509530), (380, 407624), (406, 381520), (464, 333830), (502, 308560), (532, 291160), (551, 281120), (560, 276602), (580, 267064), (608, 254765), (665, 232928), (760, 203812), (812, 190760), (928, 166915), (1004, 154280), (1015, 152608), (1064, 145580), (1102, 140560), (1120, 138301), (1160, 133532), (1255, 123424), (1330, 116464), (1520, 101906), (1624, 95380), (1757, 88160), (2008, 77140), (2030, 76304), (2128, 72790), (2204, 70280), (2320, 66766), (2510, 61712), (2660, 58232), (2755, 56224), (3040, 50953), (3248, 47690), (3514, 44080), (3857, 40160), (4016, 38570), (4060, 38152), (4256, 36395), (4408, 35140), (4640, 33383), (4769, 32480), (5020, 30856), (5320, 29116), (5510, 28112), (6496, 23845), (7028, 22040), (7279, 21280), (7714, 20080), (8032, 19285), (8120, 19076), (8785, 17632), (8816, 17570), (9538, 16240), (10040, 15428), (10640, 14558), (11020, 14056)]