391863680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3623}}^1$

素因数の和:3668

約数の個数: 96

約数和(自身を含む): 1014683760

約数和(自身を除く): 622820080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1352, 1664, 1690, 2080, 2704, 3380, 3623, 4160, 5408, 6760, 7246, 8320, 10816, 13520, 14492, 18115, 21632, 27040, 28984, 36230, 47099, 54080, 57968, 72460, 94198, 108160, 115936, 144920, 188396, 231872, 235495, 289840, 376792, 463744, 470990, 579680, 612287, 753584, 941980, 1159360, 1224574, 1507168, 1883960, 2318720, 2449148, 3014336, 3061435, 3767920, 4898296, 6028672, 6122870, 7535840, 9796592, 12245740, 15071680, 19593184, 24491480, 30143360, 39186368, 48982960, 78372736, 97965920, 195931840, 391863680]

約数ペア:

[(1, 391863680), (2, 195931840), (4, 97965920), (5, 78372736), (8, 48982960), (10, 39186368), (13, 30143360), (16, 24491480), (20, 19593184), (26, 15071680), (32, 12245740), (40, 9796592), (52, 7535840), (64, 6122870), (65, 6028672), (80, 4898296), (104, 3767920), (128, 3061435), (130, 3014336), (160, 2449148), (169, 2318720), (208, 1883960), (260, 1507168), (320, 1224574), (338, 1159360), (416, 941980), (520, 753584), (640, 612287), (676, 579680), (832, 470990), (845, 463744), (1040, 376792), (1352, 289840), (1664, 235495), (1690, 231872), (2080, 188396), (2704, 144920), (3380, 115936), (3623, 108160), (4160, 94198), (5408, 72460), (6760, 57968), (7246, 54080), (8320, 47099), (10816, 36230), (13520, 28984), (14492, 27040), (18115, 21632)]