202398420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1601}}^1$

素因数の和:1670

約数の個数: 144

約数和(自身を含む): 674993088

約数和(自身を除く): 472594668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 602, 645, 735, 860, 903, 980, 1204, 1290, 1470, 1505, 1601, 1806, 2107, 2580, 2940, 3010, 3202, 3612, 4214, 4515, 4803, 6020, 6321, 6404, 8005, 8428, 9030, 9606, 10535, 11207, 12642, 16010, 18060, 19212, 21070, 22414, 24015, 25284, 31605, 32020, 33621, 42140, 44828, 48030, 56035, 63210, 67242, 68843, 78449, 96060, 112070, 126420, 134484, 137686, 156898, 168105, 206529, 224140, 235347, 275372, 313796, 336210, 344215, 392245, 413058, 470694, 481901, 672420, 688430, 784490, 826116, 941388, 963802, 1032645, 1176735, 1376860, 1445703, 1568980, 1927604, 2065290, 2353470, 2409505, 2891406, 3373307, 4130580, 4706940, 4819010, 5782812, 6746614, 7228515, 9638020, 10119921, 13493228, 14457030, 16866535, 20239842, 28914060, 33733070, 40479684, 50599605, 67466140, 101199210, 202398420]

約数ペア:

[(1, 202398420), (2, 101199210), (3, 67466140), (4, 50599605), (5, 40479684), (6, 33733070), (7, 28914060), (10, 20239842), (12, 16866535), (14, 14457030), (15, 13493228), (20, 10119921), (21, 9638020), (28, 7228515), (30, 6746614), (35, 5782812), (42, 4819010), (43, 4706940), (49, 4130580), (60, 3373307), (70, 2891406), (84, 2409505), (86, 2353470), (98, 2065290), (105, 1927604), (129, 1568980), (140, 1445703), (147, 1376860), (172, 1176735), (196, 1032645), (210, 963802), (215, 941388), (245, 826116), (258, 784490), (294, 688430), (301, 672420), (420, 481901), (430, 470694), (490, 413058), (516, 392245), (588, 344215), (602, 336210), (645, 313796), (735, 275372), (860, 235347), (903, 224140), (980, 206529), (1204, 168105), (1290, 156898), (1470, 137686), (1505, 134484), (1601, 126420), (1806, 112070), (2107, 96060), (2580, 78449), (2940, 68843), (3010, 67242), (3202, 63210), (3612, 56035), (4214, 48030), (4515, 44828), (4803, 42140), (6020, 33621), (6321, 32020), (6404, 31605), (8005, 25284), (8428, 24015), (9030, 22414), (9606, 21070), (10535, 19212), (11207, 18060), (12642, 16010)]