919926420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{115279}}^1$

素因数の和:115317

約数の個数: 96

約数和(自身を含む): 3098726400

約数和(自身を除く): 2178799980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 115279, 230558, 345837, 461116, 576395, 691674, 806953, 1152790, 1383348, 1613906, 1729185, 2190301, 2305580, 2420859, 3227812, 3458370, 4034765, 4380602, 4841718, 6570903, 6916740, 8069530, 8761204, 9683436, 10951505, 12104295, 13141806, 15332107, 16139060, 21903010, 24208590, 26283612, 30664214, 32854515, 43806020, 45996321, 48417180, 61328428, 65709030, 76660535, 91992642, 131418060, 153321070, 183985284, 229981605, 306642140, 459963210, 919926420]

約数ペア:

[(1, 919926420), (2, 459963210), (3, 306642140), (4, 229981605), (5, 183985284), (6, 153321070), (7, 131418060), (10, 91992642), (12, 76660535), (14, 65709030), (15, 61328428), (19, 48417180), (20, 45996321), (21, 43806020), (28, 32854515), (30, 30664214), (35, 26283612), (38, 24208590), (42, 21903010), (57, 16139060), (60, 15332107), (70, 13141806), (76, 12104295), (84, 10951505), (95, 9683436), (105, 8761204), (114, 8069530), (133, 6916740), (140, 6570903), (190, 4841718), (210, 4380602), (228, 4034765), (266, 3458370), (285, 3227812), (380, 2420859), (399, 2305580), (420, 2190301), (532, 1729185), (570, 1613906), (665, 1383348), (798, 1152790), (1140, 806953), (1330, 691674), (1596, 576395), (1995, 461116), (2660, 345837), (3990, 230558), (7980, 115279)]