128232368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1306

約数の個数: 80

約数和(自身を含む): 294743040

約数和(自身を除く): 166510672

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1237, 1364, 1672, 2356, 2474, 2728, 3344, 4712, 4948, 5456, 6479, 9424, 9896, 12958, 13607, 19792, 23503, 25916, 27214, 38347, 47006, 51832, 54428, 76694, 94012, 103664, 108856, 153388, 188024, 217712, 258533, 306776, 376048, 421817, 517066, 613552, 728593, 843634, 1034132, 1457186, 1687268, 2068264, 2914372, 3374536, 4136528, 5828744, 6749072, 8014523, 11657488, 16029046, 32058092, 64116184, 128232368]

約数ペア:

[(1, 128232368), (2, 64116184), (4, 32058092), (8, 16029046), (11, 11657488), (16, 8014523), (19, 6749072), (22, 5828744), (31, 4136528), (38, 3374536), (44, 2914372), (62, 2068264), (76, 1687268), (88, 1457186), (124, 1034132), (152, 843634), (176, 728593), (209, 613552), (248, 517066), (304, 421817), (341, 376048), (418, 306776), (496, 258533), (589, 217712), (682, 188024), (836, 153388), (1178, 108856), (1237, 103664), (1364, 94012), (1672, 76694), (2356, 54428), (2474, 51832), (2728, 47006), (3344, 38347), (4712, 27214), (4948, 25916), (5456, 23503), (6479, 19792), (9424, 13607), (9896, 12958)]