202219820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 483840000

約数和(自身を除く): 281620180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 149, 155, 199, 220, 298, 310, 341, 398, 596, 620, 682, 745, 796, 995, 1364, 1490, 1639, 1705, 1990, 2189, 2980, 3278, 3410, 3980, 4378, 4619, 6169, 6556, 6820, 8195, 8756, 9238, 10945, 12338, 16390, 18476, 21890, 23095, 24676, 29651, 30845, 32780, 43780, 46190, 50809, 59302, 61690, 67859, 92380, 101618, 118604, 123380, 135718, 148255, 203236, 254045, 271436, 296510, 326161, 339295, 508090, 593020, 652322, 678590, 919181, 1016180, 1304644, 1357180, 1630805, 1838362, 3261610, 3676724, 4595905, 6523220, 9191810, 10110991, 18383620, 20221982, 40443964, 50554955, 101109910, 202219820]

約数ペア:

[(1, 202219820), (2, 101109910), (4, 50554955), (5, 40443964), (10, 20221982), (11, 18383620), (20, 10110991), (22, 9191810), (31, 6523220), (44, 4595905), (55, 3676724), (62, 3261610), (110, 1838362), (124, 1630805), (149, 1357180), (155, 1304644), (199, 1016180), (220, 919181), (298, 678590), (310, 652322), (341, 593020), (398, 508090), (596, 339295), (620, 326161), (682, 296510), (745, 271436), (796, 254045), (995, 203236), (1364, 148255), (1490, 135718), (1639, 123380), (1705, 118604), (1990, 101618), (2189, 92380), (2980, 67859), (3278, 61690), (3410, 59302), (3980, 50809), (4378, 46190), (4619, 43780), (6169, 32780), (6556, 30845), (6820, 29651), (8195, 24676), (8756, 23095), (9238, 21890), (10945, 18476), (12338, 16390)]