72704100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 243734400

約数和(自身を除く): 171030300

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, 89, 100, 105, 140, 150, 175, 178, 210, 267, 300, 350, 356, 389, 420, 445, 525, 534, 623, 700, 778, 890, 1050, 1068, 1167, 1246, 1335, 1556, 1780, 1869, 1945, 2100, 2225, 2334, 2492, 2670, 2723, 3115, 3738, 3890, 4450, 4668, 5340, 5446, 5835, 6230, 6675, 7476, 7780, 8169, 8900, 9345, 9725, 10892, 11670, 12460, 13350, 13615, 15575, 16338, 18690, 19450, 23340, 26700, 27230, 29175, 31150, 32676, 34621, 37380, 38900, 40845, 46725, 54460, 58350, 62300, 68075, 69242, 81690, 93450, 103863, 116700, 136150, 138484, 163380, 173105, 186900, 204225, 207726, 242347, 272300, 346210, 408450, 415452, 484694, 519315, 692420, 727041, 816900, 865525, 969388, 1038630, 1211735, 1454082, 1731050, 2077260, 2423470, 2596575, 2908164, 3462100, 3635205, 4846940, 5193150, 6058675, 7270410, 10386300, 12117350, 14540820, 18176025, 24234700, 36352050, 72704100]

約数ペア:

[(1, 72704100), (2, 36352050), (3, 24234700), (4, 18176025), (5, 14540820), (6, 12117350), (7, 10386300), (10, 7270410), (12, 6058675), (14, 5193150), (15, 4846940), (20, 3635205), (21, 3462100), (25, 2908164), (28, 2596575), (30, 2423470), (35, 2077260), (42, 1731050), (50, 1454082), (60, 1211735), (70, 1038630), (75, 969388), (84, 865525), (89, 816900), (100, 727041), (105, 692420), (140, 519315), (150, 484694), (175, 415452), (178, 408450), (210, 346210), (267, 272300), (300, 242347), (350, 207726), (356, 204225), (389, 186900), (420, 173105), (445, 163380), (525, 138484), (534, 136150), (623, 116700), (700, 103863), (778, 93450), (890, 81690), (1050, 69242), (1068, 68075), (1167, 62300), (1246, 58350), (1335, 54460), (1556, 46725), (1780, 40845), (1869, 38900), (1945, 37380), (2100, 34621), (2225, 32676), (2334, 31150), (2492, 29175), (2670, 27230), (2723, 26700), (3115, 23340), (3738, 19450), (3890, 18690), (4450, 16338), (4668, 15575), (5340, 13615), (5446, 13350), (5835, 12460), (6230, 11670), (6675, 10892), (7476, 9725), (7780, 9345), (8169, 8900)]