1999722870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{110543}}^1$

素因数の和:110626

約数の個数: 64

約数和(自身を含む): 5412234240

約数和(自身を除く): 3412511370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 67, 90, 134, 135, 201, 270, 335, 402, 603, 670, 1005, 1206, 1809, 2010, 3015, 3618, 6030, 9045, 18090, 110543, 221086, 331629, 552715, 663258, 994887, 1105430, 1658145, 1989774, 2984661, 3316290, 4974435, 5969322, 7406381, 9948870, 14812762, 14923305, 22219143, 29846610, 37031905, 44438286, 66657429, 74063810, 111095715, 133314858, 199972287, 222191430, 333287145, 399944574, 666574290, 999861435, 1999722870]

約数ペア:

[(1, 1999722870), (2, 999861435), (3, 666574290), (5, 399944574), (6, 333287145), (9, 222191430), (10, 199972287), (15, 133314858), (18, 111095715), (27, 74063810), (30, 66657429), (45, 44438286), (54, 37031905), (67, 29846610), (90, 22219143), (134, 14923305), (135, 14812762), (201, 9948870), (270, 7406381), (335, 5969322), (402, 4974435), (603, 3316290), (670, 2984661), (1005, 1989774), (1206, 1658145), (1809, 1105430), (2010, 994887), (3015, 663258), (3618, 552715), (6030, 331629), (9045, 221086), (18090, 110543)]