320426190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:783

約数の個数: 144

約数和(自身を含む): 979222608

約数和(自身を除く): 658796418

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 113, 126, 147, 210, 226, 245, 294, 315, 339, 441, 490, 565, 630, 643, 678, 735, 791, 882, 1017, 1130, 1286, 1470, 1582, 1695, 1929, 2034, 2205, 2373, 3215, 3390, 3858, 3955, 4410, 4501, 4746, 5085, 5537, 5787, 6430, 7119, 7910, 9002, 9645, 10170, 11074, 11574, 11865, 13503, 14238, 16611, 19290, 22505, 23730, 27006, 27685, 28935, 31507, 33222, 35595, 40509, 45010, 49833, 55370, 57870, 63014, 67515, 71190, 72659, 81018, 83055, 94521, 99666, 135030, 145318, 157535, 166110, 189042, 202545, 217977, 249165, 283563, 315070, 363295, 405090, 435954, 472605, 498330, 508613, 567126, 653931, 726590, 945210, 1017226, 1089885, 1307862, 1417815, 1525839, 2179770, 2543065, 2835630, 3051678, 3269655, 3560291, 4577517, 5086130, 6539310, 7120582, 7629195, 9155034, 10680873, 15258390, 17801455, 21361746, 22887585, 32042619, 35602910, 45775170, 53404365, 64085238, 106808730, 160213095, 320426190]

約数ペア:

[(1, 320426190), (2, 160213095), (3, 106808730), (5, 64085238), (6, 53404365), (7, 45775170), (9, 35602910), (10, 32042619), (14, 22887585), (15, 21361746), (18, 17801455), (21, 15258390), (30, 10680873), (35, 9155034), (42, 7629195), (45, 7120582), (49, 6539310), (63, 5086130), (70, 4577517), (90, 3560291), (98, 3269655), (105, 3051678), (113, 2835630), (126, 2543065), (147, 2179770), (210, 1525839), (226, 1417815), (245, 1307862), (294, 1089885), (315, 1017226), (339, 945210), (441, 726590), (490, 653931), (565, 567126), (630, 508613), (643, 498330), (678, 472605), (735, 435954), (791, 405090), (882, 363295), (1017, 315070), (1130, 283563), (1286, 249165), (1470, 217977), (1582, 202545), (1695, 189042), (1929, 166110), (2034, 157535), (2205, 145318), (2373, 135030), (3215, 99666), (3390, 94521), (3858, 83055), (3955, 81018), (4410, 72659), (4501, 71190), (4746, 67515), (5085, 63014), (5537, 57870), (5787, 55370), (6430, 49833), (7119, 45010), (7910, 40509), (9002, 35595), (9645, 33222), (10170, 31507), (11074, 28935), (11574, 27685), (11865, 27006), (13503, 23730), (14238, 22505), (16611, 19290)]