211909730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 409661280

約数和(自身を除く): 197751550

約数列:

[1, 2, 5, 10, 37, 41, 61, 74, 82, 122, 185, 205, 229, 305, 370, 410, 458, 610, 1145, 1517, 2257, 2290, 2501, 3034, 4514, 5002, 7585, 8473, 9389, 11285, 12505, 13969, 15170, 16946, 18778, 22570, 25010, 27938, 42365, 46945, 69845, 84730, 92537, 93890, 139690, 185074, 347393, 462685, 516853, 572729, 694786, 925370, 1033706, 1145458, 1736965, 2584265, 2863645, 3473930, 5168530, 5727290, 21190973, 42381946, 105954865, 211909730]

約数ペア:

[(1, 211909730), (2, 105954865), (5, 42381946), (10, 21190973), (37, 5727290), (41, 5168530), (61, 3473930), (74, 2863645), (82, 2584265), (122, 1736965), (185, 1145458), (205, 1033706), (229, 925370), (305, 694786), (370, 572729), (410, 516853), (458, 462685), (610, 347393), (1145, 185074), (1517, 139690), (2257, 93890), (2290, 92537), (2501, 84730), (3034, 69845), (4514, 46945), (5002, 42365), (7585, 27938), (8473, 25010), (9389, 22570), (11285, 18778), (12505, 16946), (13969, 15170)]