405905493104

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{241903}}^1$

素因数の和:242158

約数の個数: 80

約数和(自身を含む): 863887564800

約数和(自身を除く): 457982071696

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 199, 248, 272, 398, 496, 527, 796, 1054, 1592, 2108, 3184, 3383, 4216, 6169, 6766, 8432, 12338, 13532, 24676, 27064, 49352, 54128, 98704, 104873, 209746, 241903, 419492, 483806, 838984, 967612, 1677968, 1935224, 3870448, 4112351, 7498993, 8224702, 14997986, 16449404, 29995972, 32898808, 48138697, 59991944, 65797616, 96277394, 119983888, 127482881, 192554788, 254965762, 385109576, 509931524, 770219152, 818357849, 1019863048, 1492299607, 1636715698, 2039726096, 2984599214, 3273431396, 5969198428, 6546862792, 11938396856, 13093725584, 23876793712, 25369093319, 50738186638, 101476373276, 202952746552, 405905493104]

約数ペア:

[(1, 405905493104), (2, 202952746552), (4, 101476373276), (8, 50738186638), (16, 25369093319), (17, 23876793712), (31, 13093725584), (34, 11938396856), (62, 6546862792), (68, 5969198428), (124, 3273431396), (136, 2984599214), (199, 2039726096), (248, 1636715698), (272, 1492299607), (398, 1019863048), (496, 818357849), (527, 770219152), (796, 509931524), (1054, 385109576), (1592, 254965762), (2108, 192554788), (3184, 127482881), (3383, 119983888), (4216, 96277394), (6169, 65797616), (6766, 59991944), (8432, 48138697), (12338, 32898808), (13532, 29995972), (24676, 16449404), (27064, 14997986), (49352, 8224702), (54128, 7498993), (98704, 4112351), (104873, 3870448), (209746, 1935224), (241903, 1677968), (419492, 967612), (483806, 838984)]