203400090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 542505600

約数和(自身を除く): 339105510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 139, 142, 213, 229, 278, 355, 417, 426, 458, 639, 687, 695, 710, 834, 1065, 1145, 1251, 1278, 1374, 1390, 2061, 2085, 2130, 2290, 2502, 3195, 3435, 4122, 4170, 6255, 6390, 6870, 9869, 10305, 12510, 16259, 19738, 20610, 29607, 31831, 32518, 48777, 49345, 59214, 63662, 81295, 88821, 95493, 97554, 98690, 146331, 148035, 159155, 162590, 177642, 190986, 243885, 286479, 292662, 296070, 318310, 444105, 477465, 487770, 572958, 731655, 888210, 954930, 1432395, 1463310, 2260001, 2864790, 4520002, 6780003, 11300005, 13560006, 20340009, 22600010, 33900015, 40680018, 67800030, 101700045, 203400090]

約数ペア:

[(1, 203400090), (2, 101700045), (3, 67800030), (5, 40680018), (6, 33900015), (9, 22600010), (10, 20340009), (15, 13560006), (18, 11300005), (30, 6780003), (45, 4520002), (71, 2864790), (90, 2260001), (139, 1463310), (142, 1432395), (213, 954930), (229, 888210), (278, 731655), (355, 572958), (417, 487770), (426, 477465), (458, 444105), (639, 318310), (687, 296070), (695, 292662), (710, 286479), (834, 243885), (1065, 190986), (1145, 177642), (1251, 162590), (1278, 159155), (1374, 148035), (1390, 146331), (2061, 98690), (2085, 97554), (2130, 95493), (2290, 88821), (2502, 81295), (3195, 63662), (3435, 59214), (4122, 49345), (4170, 48777), (6255, 32518), (6390, 31831), (6870, 29607), (9869, 20610), (10305, 19738), (12510, 16259)]