420709248

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 256

約数和(自身を含む): 1346400000

約数和(自身を除く): 925690752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 43, 48, 54, 57, 64, 72, 76, 86, 96, 108, 114, 128, 129, 144, 149, 152, 171, 172, 192, 216, 228, 258, 288, 298, 304, 342, 344, 384, 387, 432, 447, 456, 513, 516, 576, 596, 608, 684, 688, 774, 817, 864, 894, 912, 1026, 1032, 1152, 1161, 1192, 1216, 1341, 1368, 1376, 1548, 1634, 1728, 1788, 1824, 2052, 2064, 2322, 2384, 2432, 2451, 2682, 2736, 2752, 2831, 3096, 3268, 3456, 3576, 3648, 4023, 4104, 4128, 4644, 4768, 4902, 5364, 5472, 5504, 5662, 6192, 6407, 6536, 7152, 7296, 7353, 8046, 8208, 8256, 8493, 9288, 9536, 9804, 10728, 10944, 11324, 12384, 12814, 13072, 14304, 14706, 16092, 16416, 16512, 16986, 18576, 19072, 19221, 19608, 21456, 21888, 22059, 22648, 24768, 25479, 25628, 26144, 28608, 29412, 32184, 32832, 33972, 37152, 38442, 39216, 42912, 44118, 45296, 49536, 50958, 51256, 52288, 57216, 57663, 58824, 64368, 65664, 67944, 74304, 76437, 76884, 78432, 85824, 88236, 90592, 101916, 102512, 104576, 115326, 117648, 121733, 128736, 135888, 148608, 152874, 153768, 156864, 171648, 172989, 176472, 181184, 203832, 205024, 230652, 235296, 243466, 257472, 271776, 305748, 307536, 313728, 345978, 352944, 362368, 365199, 407664, 410048, 461304, 470592, 486932, 514944, 543552, 611496, 615072, 691956, 705888, 730398, 815328, 820096, 922608, 941184, 973864, 1087104, 1095597, 1222992, 1230144, 1383912, 1411776, 1460796, 1630656, 1845216, 1947728, 2191194, 2445984, 2460288, 2767824, 2823552, 2921592, 3261312, 3286791, 3690432, 3895456, 4382388, 4891968, 5535648, 5843184, 6573582, 7380864, 7790912, 8764776, 9783936, 11071296, 11686368, 13147164, 15581824, 17529552, 22142592, 23372736, 26294328, 35059104, 46745472, 52588656, 70118208, 105177312, 140236416, 210354624, 420709248]

約数ペア:

[(1, 420709248), (2, 210354624), (3, 140236416), (4, 105177312), (6, 70118208), (8, 52588656), (9, 46745472), (12, 35059104), (16, 26294328), (18, 23372736), (19, 22142592), (24, 17529552), (27, 15581824), (32, 13147164), (36, 11686368), (38, 11071296), (43, 9783936), (48, 8764776), (54, 7790912), (57, 7380864), (64, 6573582), (72, 5843184), (76, 5535648), (86, 4891968), (96, 4382388), (108, 3895456), (114, 3690432), (128, 3286791), (129, 3261312), (144, 2921592), (149, 2823552), (152, 2767824), (171, 2460288), (172, 2445984), (192, 2191194), (216, 1947728), (228, 1845216), (258, 1630656), (288, 1460796), (298, 1411776), (304, 1383912), (342, 1230144), (344, 1222992), (384, 1095597), (387, 1087104), (432, 973864), (447, 941184), (456, 922608), (513, 820096), (516, 815328), (576, 730398), (596, 705888), (608, 691956), (684, 615072), (688, 611496), (774, 543552), (817, 514944), (864, 486932), (894, 470592), (912, 461304), (1026, 410048), (1032, 407664), (1152, 365199), (1161, 362368), (1192, 352944), (1216, 345978), (1341, 313728), (1368, 307536), (1376, 305748), (1548, 271776), (1634, 257472), (1728, 243466), (1788, 235296), (1824, 230652), (2052, 205024), (2064, 203832), (2322, 181184), (2384, 176472), (2432, 172989), (2451, 171648), (2682, 156864), (2736, 153768), (2752, 152874), (2831, 148608), (3096, 135888), (3268, 128736), (3456, 121733), (3576, 117648), (3648, 115326), (4023, 104576), (4104, 102512), (4128, 101916), (4644, 90592), (4768, 88236), (4902, 85824), (5364, 78432), (5472, 76884), (5504, 76437), (5662, 74304), (6192, 67944), (6407, 65664), (6536, 64368), (7152, 58824), (7296, 57663), (7353, 57216), (8046, 52288), (8208, 51256), (8256, 50958), (8493, 49536), (9288, 45296), (9536, 44118), (9804, 42912), (10728, 39216), (10944, 38442), (11324, 37152), (12384, 33972), (12814, 32832), (13072, 32184), (14304, 29412), (14706, 28608), (16092, 26144), (16416, 25628), (16512, 25479), (16986, 24768), (18576, 22648), (19072, 22059), (19221, 21888), (19608, 21456)]