728423928

素因数分解:

$2^3\times 3^4\times {\mathrm{131}}^1\times {\mathrm{8581}}^1$

素因数の和:8730

約数の個数: 80

約数和(自身を含む): 2056075560

約数和(自身を除く): 1327651632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 131, 162, 216, 262, 324, 393, 524, 648, 786, 1048, 1179, 1572, 2358, 3144, 3537, 4716, 7074, 8581, 9432, 10611, 14148, 17162, 21222, 25743, 28296, 34324, 42444, 51486, 68648, 77229, 84888, 102972, 154458, 205944, 231687, 308916, 463374, 617832, 695061, 926748, 1124111, 1390122, 1853496, 2248222, 2780244, 3372333, 4496444, 5560488, 6744666, 8992888, 10116999, 13489332, 20233998, 26978664, 30350997, 40467996, 60701994, 80935992, 91052991, 121403988, 182105982, 242807976, 364211964, 728423928]

約数ペア:

[(1, 728423928), (2, 364211964), (3, 242807976), (4, 182105982), (6, 121403988), (8, 91052991), (9, 80935992), (12, 60701994), (18, 40467996), (24, 30350997), (27, 26978664), (36, 20233998), (54, 13489332), (72, 10116999), (81, 8992888), (108, 6744666), (131, 5560488), (162, 4496444), (216, 3372333), (262, 2780244), (324, 2248222), (393, 1853496), (524, 1390122), (648, 1124111), (786, 926748), (1048, 695061), (1179, 617832), (1572, 463374), (2358, 308916), (3144, 231687), (3537, 205944), (4716, 154458), (7074, 102972), (8581, 84888), (9432, 77229), (10611, 68648), (14148, 51486), (17162, 42444), (21222, 34324), (25743, 28296)]