219037140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173839}}^1$

素因数の和:173861

約数の個数: 72

約数和(自身を含む): 759333120

約数和(自身を除く): 540295980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 173839, 347678, 521517, 695356, 869195, 1043034, 1216873, 1564551, 1738390, 2086068, 2433746, 2607585, 3129102, 3476780, 3650619, 4867492, 5215170, 6084365, 6258204, 7301238, 7822755, 10430340, 10951857, 12168730, 14602476, 15645510, 18253095, 21903714, 24337460, 31291020, 36506190, 43807428, 54759285, 73012380, 109518570, 219037140]

約数ペア:

[(1, 219037140), (2, 109518570), (3, 73012380), (4, 54759285), (5, 43807428), (6, 36506190), (7, 31291020), (9, 24337460), (10, 21903714), (12, 18253095), (14, 15645510), (15, 14602476), (18, 12168730), (20, 10951857), (21, 10430340), (28, 7822755), (30, 7301238), (35, 6258204), (36, 6084365), (42, 5215170), (45, 4867492), (60, 3650619), (63, 3476780), (70, 3129102), (84, 2607585), (90, 2433746), (105, 2086068), (126, 1738390), (140, 1564551), (180, 1216873), (210, 1043034), (252, 869195), (315, 695356), (420, 521517), (630, 347678), (1260, 173839)]