538281660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{183089}}^1$

素因数の和:183115

約数の個数: 72

約数和(自身を含む): 1753269840

約数和(自身を除く): 1214988180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 183089, 366178, 549267, 732356, 915445, 1098534, 1281623, 1830890, 2197068, 2563246, 2746335, 3661780, 3844869, 5126492, 5492670, 6408115, 7689738, 8971361, 10985340, 12816230, 15379476, 17942722, 19224345, 25632460, 26914083, 35885444, 38448690, 44856805, 53828166, 76897380, 89713610, 107656332, 134570415, 179427220, 269140830, 538281660]

約数ペア:

[(1, 538281660), (2, 269140830), (3, 179427220), (4, 134570415), (5, 107656332), (6, 89713610), (7, 76897380), (10, 53828166), (12, 44856805), (14, 38448690), (15, 35885444), (20, 26914083), (21, 25632460), (28, 19224345), (30, 17942722), (35, 15379476), (42, 12816230), (49, 10985340), (60, 8971361), (70, 7689738), (84, 6408115), (98, 5492670), (105, 5126492), (140, 3844869), (147, 3661780), (196, 2746335), (210, 2563246), (245, 2197068), (294, 1830890), (420, 1281623), (490, 1098534), (588, 915445), (735, 732356), (980, 549267), (1470, 366178), (2940, 183089)]