76800780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{60953}}^1$

素因数の和:60975

約数の個数: 72

約数和(自身を含む): 266247072

約数和(自身を除く): 189446292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 60953, 121906, 182859, 243812, 304765, 365718, 426671, 548577, 609530, 731436, 853342, 914295, 1097154, 1219060, 1280013, 1706684, 1828590, 2133355, 2194308, 2560026, 2742885, 3657180, 3840039, 4266710, 5120052, 5485770, 6400065, 7680078, 8533420, 10971540, 12800130, 15360156, 19200195, 25600260, 38400390, 76800780]

約数ペア:

[(1, 76800780), (2, 38400390), (3, 25600260), (4, 19200195), (5, 15360156), (6, 12800130), (7, 10971540), (9, 8533420), (10, 7680078), (12, 6400065), (14, 5485770), (15, 5120052), (18, 4266710), (20, 3840039), (21, 3657180), (28, 2742885), (30, 2560026), (35, 2194308), (36, 2133355), (42, 1828590), (45, 1706684), (60, 1280013), (63, 1219060), (70, 1097154), (84, 914295), (90, 853342), (105, 731436), (126, 609530), (140, 548577), (180, 426671), (210, 365718), (252, 304765), (315, 243812), (420, 182859), (630, 121906), (1260, 60953)]