17920680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 57784320

約数和(自身を除く): 39863640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 151, 172, 184, 215, 230, 258, 276, 302, 344, 345, 430, 453, 460, 516, 552, 604, 645, 690, 755, 860, 906, 920, 989, 1032, 1208, 1290, 1380, 1510, 1720, 1812, 1978, 2265, 2580, 2760, 2967, 3020, 3473, 3624, 3956, 4530, 4945, 5160, 5934, 6040, 6493, 6946, 7912, 9060, 9890, 10419, 11868, 12986, 13892, 14835, 17365, 18120, 19479, 19780, 20838, 23736, 25972, 27784, 29670, 32465, 34730, 38958, 39560, 41676, 51944, 52095, 59340, 64930, 69460, 77916, 83352, 97395, 104190, 118680, 129860, 138920, 149339, 155832, 194790, 208380, 259720, 298678, 389580, 416760, 448017, 597356, 746695, 779160, 896034, 1194712, 1493390, 1792068, 2240085, 2986780, 3584136, 4480170, 5973560, 8960340, 17920680]

約数ペア:

[(1, 17920680), (2, 8960340), (3, 5973560), (4, 4480170), (5, 3584136), (6, 2986780), (8, 2240085), (10, 1792068), (12, 1493390), (15, 1194712), (20, 896034), (23, 779160), (24, 746695), (30, 597356), (40, 448017), (43, 416760), (46, 389580), (60, 298678), (69, 259720), (86, 208380), (92, 194790), (115, 155832), (120, 149339), (129, 138920), (138, 129860), (151, 118680), (172, 104190), (184, 97395), (215, 83352), (230, 77916), (258, 69460), (276, 64930), (302, 59340), (344, 52095), (345, 51944), (430, 41676), (453, 39560), (460, 38958), (516, 34730), (552, 32465), (604, 29670), (645, 27784), (690, 25972), (755, 23736), (860, 20838), (906, 19780), (920, 19479), (989, 18120), (1032, 17365), (1208, 14835), (1290, 13892), (1380, 12986), (1510, 11868), (1720, 10419), (1812, 9890), (1978, 9060), (2265, 7912), (2580, 6946), (2760, 6493), (2967, 6040), (3020, 5934), (3473, 5160), (3624, 4945), (3956, 4530)]