71326920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{84913}}^1$

素因数の和:84934

約数の個数: 64

約数和(自身を含む): 244552320

約数和(自身を除く): 173225400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 84913, 169826, 254739, 339652, 424565, 509478, 594391, 679304, 849130, 1018956, 1188782, 1273695, 1698260, 1783173, 2037912, 2377564, 2547390, 2971955, 3396520, 3566346, 4755128, 5094780, 5943910, 7132692, 8915865, 10189560, 11887820, 14265384, 17831730, 23775640, 35663460, 71326920]

約数ペア:

[(1, 71326920), (2, 35663460), (3, 23775640), (4, 17831730), (5, 14265384), (6, 11887820), (7, 10189560), (8, 8915865), (10, 7132692), (12, 5943910), (14, 5094780), (15, 4755128), (20, 3566346), (21, 3396520), (24, 2971955), (28, 2547390), (30, 2377564), (35, 2037912), (40, 1783173), (42, 1698260), (56, 1273695), (60, 1188782), (70, 1018956), (84, 849130), (105, 679304), (120, 594391), (140, 509478), (168, 424565), (210, 339652), (280, 254739), (420, 169826), (840, 84913)]