210002380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 525837312

約数和(自身を除く): 315834932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 71, 74, 140, 142, 148, 185, 259, 284, 355, 370, 497, 518, 571, 710, 740, 994, 1036, 1142, 1295, 1420, 1988, 2284, 2485, 2590, 2627, 2855, 3997, 4970, 5180, 5254, 5710, 7994, 9940, 10508, 11420, 13135, 15988, 18389, 19985, 21127, 26270, 36778, 39970, 40541, 42254, 52540, 73556, 79940, 81082, 84508, 91945, 105635, 147889, 162164, 183890, 202705, 211270, 283787, 295778, 367780, 405410, 422540, 567574, 591556, 739445, 810820, 1135148, 1418935, 1478890, 1500017, 2837870, 2957780, 3000034, 5675740, 6000068, 7500085, 10500119, 15000170, 21000238, 30000340, 42000476, 52500595, 105001190, 210002380]

約数ペア:

[(1, 210002380), (2, 105001190), (4, 52500595), (5, 42000476), (7, 30000340), (10, 21000238), (14, 15000170), (20, 10500119), (28, 7500085), (35, 6000068), (37, 5675740), (70, 3000034), (71, 2957780), (74, 2837870), (140, 1500017), (142, 1478890), (148, 1418935), (185, 1135148), (259, 810820), (284, 739445), (355, 591556), (370, 567574), (497, 422540), (518, 405410), (571, 367780), (710, 295778), (740, 283787), (994, 211270), (1036, 202705), (1142, 183890), (1295, 162164), (1420, 147889), (1988, 105635), (2284, 91945), (2485, 84508), (2590, 81082), (2627, 79940), (2855, 73556), (3997, 52540), (4970, 42254), (5180, 40541), (5254, 39970), (5710, 36778), (7994, 26270), (9940, 21127), (10508, 19985), (11420, 18389), (13135, 15988)]