249269580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1296

約数の個数: 144

約数和(自身を含む): 869703744

約数和(自身を除く): 620434164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 181, 210, 252, 315, 362, 420, 543, 630, 724, 905, 1086, 1093, 1260, 1267, 1629, 1810, 2172, 2186, 2534, 2715, 3258, 3279, 3620, 3801, 4372, 5068, 5430, 5465, 6335, 6516, 6558, 7602, 7651, 8145, 9837, 10860, 10930, 11403, 12670, 13116, 15204, 15302, 16290, 16395, 19005, 19674, 21860, 22806, 22953, 25340, 30604, 32580, 32790, 38010, 38255, 39348, 45612, 45906, 49185, 57015, 65580, 68859, 76020, 76510, 91812, 98370, 114030, 114765, 137718, 153020, 196740, 197833, 228060, 229530, 275436, 344295, 395666, 459060, 593499, 688590, 791332, 989165, 1186998, 1377180, 1384831, 1780497, 1978330, 2373996, 2769662, 2967495, 3560994, 3956660, 4154493, 5539324, 5934990, 6924155, 7121988, 8308986, 8902485, 11869980, 12463479, 13848310, 16617972, 17804970, 20772465, 24926958, 27696620, 35609940, 41544930, 49853916, 62317395, 83089860, 124634790, 249269580]

約数ペア:

[(1, 249269580), (2, 124634790), (3, 83089860), (4, 62317395), (5, 49853916), (6, 41544930), (7, 35609940), (9, 27696620), (10, 24926958), (12, 20772465), (14, 17804970), (15, 16617972), (18, 13848310), (20, 12463479), (21, 11869980), (28, 8902485), (30, 8308986), (35, 7121988), (36, 6924155), (42, 5934990), (45, 5539324), (60, 4154493), (63, 3956660), (70, 3560994), (84, 2967495), (90, 2769662), (105, 2373996), (126, 1978330), (140, 1780497), (180, 1384831), (181, 1377180), (210, 1186998), (252, 989165), (315, 791332), (362, 688590), (420, 593499), (543, 459060), (630, 395666), (724, 344295), (905, 275436), (1086, 229530), (1093, 228060), (1260, 197833), (1267, 196740), (1629, 153020), (1810, 137718), (2172, 114765), (2186, 114030), (2534, 98370), (2715, 91812), (3258, 76510), (3279, 76020), (3620, 68859), (3801, 65580), (4372, 57015), (5068, 49185), (5430, 45906), (5465, 45612), (6335, 39348), (6516, 38255), (6558, 38010), (7602, 32790), (7651, 32580), (8145, 30604), (9837, 25340), (10860, 22953), (10930, 22806), (11403, 21860), (12670, 19674), (13116, 19005), (15204, 16395), (15302, 16290)]