720020088

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2309}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 2010808800

約数和(自身を除く): 1290788712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 71, 72, 122, 142, 183, 213, 244, 284, 366, 426, 488, 549, 568, 639, 732, 852, 1098, 1278, 1464, 1704, 2196, 2309, 2556, 4331, 4392, 4618, 5112, 6927, 8662, 9236, 12993, 13854, 17324, 18472, 20781, 25986, 27708, 34648, 38979, 41562, 51972, 55416, 77958, 83124, 103944, 140849, 155916, 163939, 166248, 281698, 311832, 327878, 422547, 491817, 563396, 655756, 845094, 983634, 1126792, 1267641, 1311512, 1475451, 1690188, 1967268, 2535282, 2950902, 3380376, 3934536, 5070564, 5901804, 10000279, 10141128, 11803608, 20000558, 30000837, 40001116, 60001674, 80002232, 90002511, 120003348, 180005022, 240006696, 360010044, 720020088]

約数ペア:

[(1, 720020088), (2, 360010044), (3, 240006696), (4, 180005022), (6, 120003348), (8, 90002511), (9, 80002232), (12, 60001674), (18, 40001116), (24, 30000837), (36, 20000558), (61, 11803608), (71, 10141128), (72, 10000279), (122, 5901804), (142, 5070564), (183, 3934536), (213, 3380376), (244, 2950902), (284, 2535282), (366, 1967268), (426, 1690188), (488, 1475451), (549, 1311512), (568, 1267641), (639, 1126792), (732, 983634), (852, 845094), (1098, 655756), (1278, 563396), (1464, 491817), (1704, 422547), (2196, 327878), (2309, 311832), (2556, 281698), (4331, 166248), (4392, 163939), (4618, 155916), (5112, 140849), (6927, 103944), (8662, 83124), (9236, 77958), (12993, 55416), (13854, 51972), (17324, 41562), (18472, 38979), (20781, 34648), (25986, 27708)]