198057720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{235783}}^1$

素因数の和:235804

約数の個数: 64

約数和(自身を含む): 679057920

約数和(自身を除く): 481000200

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, 235783, 471566, 707349, 943132, 1178915, 1414698, 1650481, 1886264, 2357830, 2829396, 3300962, 3536745, 4715660, 4951443, 5658792, 6601924, 7073490, 8252405, 9431320, 9902886, 13203848, 14146980, 16504810, 19805772, 24757215, 28293960, 33009620, 39611544, 49514430, 66019240, 99028860, 198057720]

約数ペア:

[(1, 198057720), (2, 99028860), (3, 66019240), (4, 49514430), (5, 39611544), (6, 33009620), (7, 28293960), (8, 24757215), (10, 19805772), (12, 16504810), (14, 14146980), (15, 13203848), (20, 9902886), (21, 9431320), (24, 8252405), (28, 7073490), (30, 6601924), (35, 5658792), (40, 4951443), (42, 4715660), (56, 3536745), (60, 3300962), (70, 2829396), (84, 2357830), (105, 1886264), (120, 1650481), (140, 1414698), (168, 1178915), (210, 943132), (280, 707349), (420, 471566), (840, 235783)]