397286820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13709}}^1$

素因数の和:13754

約数の個数: 144

約数和(自身を含む): 1437246720

約数和(自身を除く): 1039959900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2415, 2898, 3220, 4140, 4830, 5796, 7245, 9660, 13709, 14490, 27418, 28980, 41127, 54836, 68545, 82254, 95963, 123381, 137090, 164508, 191926, 205635, 246762, 274180, 287889, 315307, 383852, 411270, 479815, 493524, 575778, 616905, 630614, 822540, 863667, 945921, 959630, 1151556, 1233810, 1261228, 1439445, 1576535, 1727334, 1891842, 1919260, 2207149, 2467620, 2837763, 2878890, 3153070, 3454668, 3783684, 4318335, 4414298, 4729605, 5675526, 5757780, 6306140, 6621447, 8636670, 8828596, 9459210, 11035745, 11351052, 13242894, 14188815, 17273340, 18918420, 19864341, 22071490, 26485788, 28377630, 33107235, 39728682, 44142980, 56755260, 66214470, 79457364, 99321705, 132428940, 198643410, 397286820]

約数ペア:

[(1, 397286820), (2, 198643410), (3, 132428940), (4, 99321705), (5, 79457364), (6, 66214470), (7, 56755260), (9, 44142980), (10, 39728682), (12, 33107235), (14, 28377630), (15, 26485788), (18, 22071490), (20, 19864341), (21, 18918420), (23, 17273340), (28, 14188815), (30, 13242894), (35, 11351052), (36, 11035745), (42, 9459210), (45, 8828596), (46, 8636670), (60, 6621447), (63, 6306140), (69, 5757780), (70, 5675526), (84, 4729605), (90, 4414298), (92, 4318335), (105, 3783684), (115, 3454668), (126, 3153070), (138, 2878890), (140, 2837763), (161, 2467620), (180, 2207149), (207, 1919260), (210, 1891842), (230, 1727334), (252, 1576535), (276, 1439445), (315, 1261228), (322, 1233810), (345, 1151556), (414, 959630), (420, 945921), (460, 863667), (483, 822540), (630, 630614), (644, 616905), (690, 575778), (805, 493524), (828, 479815), (966, 411270), (1035, 383852), (1260, 315307), (1380, 287889), (1449, 274180), (1610, 246762), (1932, 205635), (2070, 191926), (2415, 164508), (2898, 137090), (3220, 123381), (4140, 95963), (4830, 82254), (5796, 68545), (7245, 54836), (9660, 41127), (13709, 28980), (14490, 27418)]