142497040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3221}}^1$

素因数の和:3320

約数の個数: 80

約数和(自身を含む): 383546880

約数和(自身を除く): 241049840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 2212, 2765, 3160, 3221, 4424, 5530, 6320, 6442, 8848, 11060, 12884, 16105, 22120, 22547, 25768, 32210, 44240, 45094, 51536, 64420, 90188, 112735, 128840, 180376, 225470, 254459, 257680, 360752, 450940, 508918, 901880, 1017836, 1272295, 1781213, 1803760, 2035672, 2544590, 3562426, 4071344, 5089180, 7124852, 8906065, 10178360, 14249704, 17812130, 20356720, 28499408, 35624260, 71248520, 142497040]

約数ペア:

[(1, 142497040), (2, 71248520), (4, 35624260), (5, 28499408), (7, 20356720), (8, 17812130), (10, 14249704), (14, 10178360), (16, 8906065), (20, 7124852), (28, 5089180), (35, 4071344), (40, 3562426), (56, 2544590), (70, 2035672), (79, 1803760), (80, 1781213), (112, 1272295), (140, 1017836), (158, 901880), (280, 508918), (316, 450940), (395, 360752), (553, 257680), (560, 254459), (632, 225470), (790, 180376), (1106, 128840), (1264, 112735), (1580, 90188), (2212, 64420), (2765, 51536), (3160, 45094), (3221, 44240), (4424, 32210), (5530, 25768), (6320, 22547), (6442, 22120), (8848, 16105), (11060, 12884)]