81473520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1103

約数の個数: 160

約数和(自身を含む): 281767680

約数和(自身を除く): 200294160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 816, 912, 969, 1020, 1051, 1140, 1292, 1360, 1520, 1615, 1938, 2040, 2102, 2280, 2584, 3153, 3230, 3876, 4080, 4204, 4560, 4845, 5168, 5255, 6306, 6460, 7752, 8408, 9690, 10510, 12612, 12920, 15504, 15765, 16816, 17867, 19380, 19969, 21020, 25224, 25840, 31530, 35734, 38760, 39938, 42040, 50448, 53601, 59907, 63060, 71468, 77520, 79876, 84080, 89335, 99845, 107202, 119814, 126120, 142936, 159752, 178670, 199690, 214404, 239628, 252240, 268005, 285872, 299535, 319504, 339473, 357340, 399380, 428808, 479256, 536010, 599070, 678946, 714680, 798760, 857616, 958512, 1018419, 1072020, 1198140, 1357892, 1429360, 1597520, 1697365, 2036838, 2144040, 2396280, 2715784, 3394730, 4073676, 4288080, 4792560, 5092095, 5431568, 6789460, 8147352, 10184190, 13578920, 16294704, 20368380, 27157840, 40736760, 81473520]

約数ペア:

[(1, 81473520), (2, 40736760), (3, 27157840), (4, 20368380), (5, 16294704), (6, 13578920), (8, 10184190), (10, 8147352), (12, 6789460), (15, 5431568), (16, 5092095), (17, 4792560), (19, 4288080), (20, 4073676), (24, 3394730), (30, 2715784), (34, 2396280), (38, 2144040), (40, 2036838), (48, 1697365), (51, 1597520), (57, 1429360), (60, 1357892), (68, 1198140), (76, 1072020), (80, 1018419), (85, 958512), (95, 857616), (102, 798760), (114, 714680), (120, 678946), (136, 599070), (152, 536010), (170, 479256), (190, 428808), (204, 399380), (228, 357340), (240, 339473), (255, 319504), (272, 299535), (285, 285872), (304, 268005), (323, 252240), (340, 239628), (380, 214404), (408, 199690), (456, 178670), (510, 159752), (570, 142936), (646, 126120), (680, 119814), (760, 107202), (816, 99845), (912, 89335), (969, 84080), (1020, 79876), (1051, 77520), (1140, 71468), (1292, 63060), (1360, 59907), (1520, 53601), (1615, 50448), (1938, 42040), (2040, 39938), (2102, 38760), (2280, 35734), (2584, 31530), (3153, 25840), (3230, 25224), (3876, 21020), (4080, 19969), (4204, 19380), (4560, 17867), (4845, 16816), (5168, 15765), (5255, 15504), (6306, 12920), (6460, 12612), (7752, 10510), (8408, 9690)]