218861580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2879}}^1$

素因数の和:3079

約数の個数: 96

約数和(自身を含む): 704471040

約数和(自身を除く): 485609460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 181, 210, 362, 420, 543, 724, 905, 1086, 1267, 1810, 2172, 2534, 2715, 2879, 3620, 3801, 5068, 5430, 5758, 6335, 7602, 8637, 10860, 11516, 12670, 14395, 15204, 17274, 19005, 20153, 25340, 28790, 34548, 38010, 40306, 43185, 57580, 60459, 76020, 80612, 86370, 100765, 120918, 172740, 201530, 241836, 302295, 403060, 521099, 604590, 1042198, 1209180, 1563297, 2084396, 2605495, 3126594, 3647693, 5210990, 6253188, 7295386, 7816485, 10421980, 10943079, 14590772, 15632970, 18238465, 21886158, 31265940, 36476930, 43772316, 54715395, 72953860, 109430790, 218861580]

約数ペア:

[(1, 218861580), (2, 109430790), (3, 72953860), (4, 54715395), (5, 43772316), (6, 36476930), (7, 31265940), (10, 21886158), (12, 18238465), (14, 15632970), (15, 14590772), (20, 10943079), (21, 10421980), (28, 7816485), (30, 7295386), (35, 6253188), (42, 5210990), (60, 3647693), (70, 3126594), (84, 2605495), (105, 2084396), (140, 1563297), (181, 1209180), (210, 1042198), (362, 604590), (420, 521099), (543, 403060), (724, 302295), (905, 241836), (1086, 201530), (1267, 172740), (1810, 120918), (2172, 100765), (2534, 86370), (2715, 80612), (2879, 76020), (3620, 60459), (3801, 57580), (5068, 43185), (5430, 40306), (5758, 38010), (6335, 34548), (7602, 28790), (8637, 25340), (10860, 20153), (11516, 19005), (12670, 17274), (14395, 15204)]