18230700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{907}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 53593792

約数和(自身を除く): 35363092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 67, 75, 100, 134, 150, 201, 268, 300, 335, 402, 670, 804, 907, 1005, 1340, 1675, 1814, 2010, 2721, 3350, 3628, 4020, 4535, 5025, 5442, 6700, 9070, 10050, 10884, 13605, 18140, 20100, 22675, 27210, 45350, 54420, 60769, 68025, 90700, 121538, 136050, 182307, 243076, 272100, 303845, 364614, 607690, 729228, 911535, 1215380, 1519225, 1823070, 3038450, 3646140, 4557675, 6076900, 9115350, 18230700]

約数ペア:

[(1, 18230700), (2, 9115350), (3, 6076900), (4, 4557675), (5, 3646140), (6, 3038450), (10, 1823070), (12, 1519225), (15, 1215380), (20, 911535), (25, 729228), (30, 607690), (50, 364614), (60, 303845), (67, 272100), (75, 243076), (100, 182307), (134, 136050), (150, 121538), (201, 90700), (268, 68025), (300, 60769), (335, 54420), (402, 45350), (670, 27210), (804, 22675), (907, 20100), (1005, 18140), (1340, 13605), (1675, 10884), (1814, 10050), (2010, 9070), (2721, 6700), (3350, 5442), (3628, 5025), (4020, 4535)]