31233300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 104993280

約数和(自身を除く): 73759980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 107, 139, 140, 150, 175, 210, 214, 278, 300, 321, 350, 417, 420, 428, 525, 535, 556, 642, 695, 700, 749, 834, 973, 1050, 1070, 1284, 1390, 1498, 1605, 1668, 1946, 2085, 2100, 2140, 2247, 2675, 2780, 2919, 2996, 3210, 3475, 3745, 3892, 4170, 4494, 4865, 5350, 5838, 6420, 6950, 7490, 8025, 8340, 8988, 9730, 10425, 10700, 11235, 11676, 13900, 14595, 14873, 14980, 16050, 18725, 19460, 20850, 22470, 24325, 29190, 29746, 32100, 37450, 41700, 44619, 44940, 48650, 56175, 58380, 59492, 72975, 74365, 74900, 89238, 97300, 104111, 112350, 145950, 148730, 178476, 208222, 223095, 224700, 291900, 297460, 312333, 371825, 416444, 446190, 520555, 624666, 743650, 892380, 1041110, 1115475, 1249332, 1487300, 1561665, 2082220, 2230950, 2602775, 3123330, 4461900, 5205550, 6246660, 7808325, 10411100, 15616650, 31233300]

約数ペア:

[(1, 31233300), (2, 15616650), (3, 10411100), (4, 7808325), (5, 6246660), (6, 5205550), (7, 4461900), (10, 3123330), (12, 2602775), (14, 2230950), (15, 2082220), (20, 1561665), (21, 1487300), (25, 1249332), (28, 1115475), (30, 1041110), (35, 892380), (42, 743650), (50, 624666), (60, 520555), (70, 446190), (75, 416444), (84, 371825), (100, 312333), (105, 297460), (107, 291900), (139, 224700), (140, 223095), (150, 208222), (175, 178476), (210, 148730), (214, 145950), (278, 112350), (300, 104111), (321, 97300), (350, 89238), (417, 74900), (420, 74365), (428, 72975), (525, 59492), (535, 58380), (556, 56175), (642, 48650), (695, 44940), (700, 44619), (749, 41700), (834, 37450), (973, 32100), (1050, 29746), (1070, 29190), (1284, 24325), (1390, 22470), (1498, 20850), (1605, 19460), (1668, 18725), (1946, 16050), (2085, 14980), (2100, 14873), (2140, 14595), (2247, 13900), (2675, 11676), (2780, 11235), (2919, 10700), (2996, 10425), (3210, 9730), (3475, 8988), (3745, 8340), (3892, 8025), (4170, 7490), (4494, 6950), (4865, 6420), (5350, 5838)]