65992920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 227888640

約数和(自身を除く): 161895720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 251, 280, 313, 420, 502, 626, 753, 840, 939, 1004, 1252, 1255, 1506, 1565, 1757, 1878, 2008, 2191, 2504, 2510, 3012, 3130, 3514, 3756, 3765, 4382, 4695, 5020, 5271, 6024, 6260, 6573, 7028, 7512, 7530, 8764, 8785, 9390, 10040, 10542, 10955, 12520, 13146, 14056, 15060, 17528, 17570, 18780, 21084, 21910, 26292, 26355, 30120, 32865, 35140, 37560, 42168, 43820, 52584, 52710, 65730, 70280, 78563, 87640, 105420, 131460, 157126, 210840, 235689, 262920, 314252, 392815, 471378, 549941, 628504, 785630, 942756, 1099882, 1178445, 1571260, 1649823, 1885512, 2199764, 2356890, 2749705, 3142520, 3299646, 4399528, 4713780, 5499410, 6599292, 8249115, 9427560, 10998820, 13198584, 16498230, 21997640, 32996460, 65992920]

約数ペア:

[(1, 65992920), (2, 32996460), (3, 21997640), (4, 16498230), (5, 13198584), (6, 10998820), (7, 9427560), (8, 8249115), (10, 6599292), (12, 5499410), (14, 4713780), (15, 4399528), (20, 3299646), (21, 3142520), (24, 2749705), (28, 2356890), (30, 2199764), (35, 1885512), (40, 1649823), (42, 1571260), (56, 1178445), (60, 1099882), (70, 942756), (84, 785630), (105, 628504), (120, 549941), (140, 471378), (168, 392815), (210, 314252), (251, 262920), (280, 235689), (313, 210840), (420, 157126), (502, 131460), (626, 105420), (753, 87640), (840, 78563), (939, 70280), (1004, 65730), (1252, 52710), (1255, 52584), (1506, 43820), (1565, 42168), (1757, 37560), (1878, 35140), (2008, 32865), (2191, 30120), (2504, 26355), (2510, 26292), (3012, 21910), (3130, 21084), (3514, 18780), (3756, 17570), (3765, 17528), (4382, 15060), (4695, 14056), (5020, 13146), (5271, 12520), (6024, 10955), (6260, 10542), (6573, 10040), (7028, 9390), (7512, 8785), (7530, 8764)]