312980920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{58831}}^1$

素因数の和:58868

約数の個数: 64

約数和(自身を含む): 847180800

約数和(自身を除く): 534199880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 58831, 117662, 235324, 294155, 411817, 470648, 588310, 823634, 1117789, 1176620, 1647268, 2059085, 2235578, 2353240, 3294536, 4118170, 4471156, 5588945, 7824523, 8236340, 8942312, 11177890, 15649046, 16472680, 22355780, 31298092, 39122615, 44711560, 62596184, 78245230, 156490460, 312980920]

約数ペア:

[(1, 312980920), (2, 156490460), (4, 78245230), (5, 62596184), (7, 44711560), (8, 39122615), (10, 31298092), (14, 22355780), (19, 16472680), (20, 15649046), (28, 11177890), (35, 8942312), (38, 8236340), (40, 7824523), (56, 5588945), (70, 4471156), (76, 4118170), (95, 3294536), (133, 2353240), (140, 2235578), (152, 2059085), (190, 1647268), (266, 1176620), (280, 1117789), (380, 823634), (532, 588310), (665, 470648), (760, 411817), (1064, 294155), (1330, 235324), (2660, 117662), (5320, 58831)]