140856240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83843}}^1$

素因数の和:83866

約数の個数: 80

約数和(自身を含む): 499039488

約数和(自身を除く): 358183248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 83843, 167686, 251529, 335372, 419215, 503058, 586901, 670744, 838430, 1006116, 1173802, 1257645, 1341488, 1676860, 1760703, 2012232, 2347604, 2515290, 2934505, 3353720, 3521406, 4024464, 4695208, 5030580, 5869010, 6707440, 7042812, 8803515, 9390416, 10061160, 11738020, 14085624, 17607030, 20122320, 23476040, 28171248, 35214060, 46952080, 70428120, 140856240]

約数ペア:

[(1, 140856240), (2, 70428120), (3, 46952080), (4, 35214060), (5, 28171248), (6, 23476040), (7, 20122320), (8, 17607030), (10, 14085624), (12, 11738020), (14, 10061160), (15, 9390416), (16, 8803515), (20, 7042812), (21, 6707440), (24, 5869010), (28, 5030580), (30, 4695208), (35, 4024464), (40, 3521406), (42, 3353720), (48, 2934505), (56, 2515290), (60, 2347604), (70, 2012232), (80, 1760703), (84, 1676860), (105, 1341488), (112, 1257645), (120, 1173802), (140, 1006116), (168, 838430), (210, 670744), (240, 586901), (280, 503058), (336, 419215), (420, 335372), (560, 251529), (840, 167686), (1680, 83843)]