220018920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7247}}^1$

素因数の和:7295

約数の個数: 128

約数和(自身を含む): 751472640

約数和(自身を除く): 531453720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1265, 1320, 1380, 1518, 2024, 2530, 2760, 3036, 3795, 5060, 6072, 7247, 7590, 10120, 14494, 15180, 21741, 28988, 30360, 36235, 43482, 57976, 72470, 79717, 86964, 108705, 144940, 159434, 166681, 173928, 217410, 239151, 289880, 318868, 333362, 398585, 434820, 478302, 500043, 637736, 666724, 797170, 833405, 869640, 956604, 1000086, 1195755, 1333448, 1594340, 1666810, 1833491, 1913208, 2000172, 2391510, 2500215, 3188680, 3333620, 3666982, 4000344, 4783020, 5000430, 5500473, 6667240, 7333964, 9167455, 9566040, 10000860, 11000946, 14667928, 18334910, 20001720, 22001892, 27502365, 36669820, 44003784, 55004730, 73339640, 110009460, 220018920]

約数ペア:

[(1, 220018920), (2, 110009460), (3, 73339640), (4, 55004730), (5, 44003784), (6, 36669820), (8, 27502365), (10, 22001892), (11, 20001720), (12, 18334910), (15, 14667928), (20, 11000946), (22, 10000860), (23, 9566040), (24, 9167455), (30, 7333964), (33, 6667240), (40, 5500473), (44, 5000430), (46, 4783020), (55, 4000344), (60, 3666982), (66, 3333620), (69, 3188680), (88, 2500215), (92, 2391510), (110, 2000172), (115, 1913208), (120, 1833491), (132, 1666810), (138, 1594340), (165, 1333448), (184, 1195755), (220, 1000086), (230, 956604), (253, 869640), (264, 833405), (276, 797170), (330, 666724), (345, 637736), (440, 500043), (460, 478302), (506, 434820), (552, 398585), (660, 333362), (690, 318868), (759, 289880), (920, 239151), (1012, 217410), (1265, 173928), (1320, 166681), (1380, 159434), (1518, 144940), (2024, 108705), (2530, 86964), (2760, 79717), (3036, 72470), (3795, 57976), (5060, 43482), (6072, 36235), (7247, 30360), (7590, 28988), (10120, 21741), (14494, 15180)]