212866120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1822

約数の個数: 64

約数和(自身を含む): 507384000

約数和(自身を除く): 294517880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 173, 190, 346, 380, 692, 760, 865, 1384, 1619, 1730, 3238, 3287, 3460, 6476, 6574, 6920, 8095, 12952, 13148, 16190, 16435, 26296, 30761, 32380, 32870, 61522, 64760, 65740, 123044, 131480, 153805, 246088, 280087, 307610, 560174, 615220, 1120348, 1230440, 1400435, 2240696, 2800870, 5321653, 5601740, 10643306, 11203480, 21286612, 26608265, 42573224, 53216530, 106433060, 212866120]

約数ペア:

[(1, 212866120), (2, 106433060), (4, 53216530), (5, 42573224), (8, 26608265), (10, 21286612), (19, 11203480), (20, 10643306), (38, 5601740), (40, 5321653), (76, 2800870), (95, 2240696), (152, 1400435), (173, 1230440), (190, 1120348), (346, 615220), (380, 560174), (692, 307610), (760, 280087), (865, 246088), (1384, 153805), (1619, 131480), (1730, 123044), (3238, 65740), (3287, 64760), (3460, 61522), (6476, 32870), (6574, 32380), (6920, 30761), (8095, 26296), (12952, 16435), (13148, 16190)]