79815680

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 176

約数和(自身を含む): 233456256

約数和(自身を除く): 153640576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 131, 136, 140, 160, 170, 224, 238, 256, 262, 272, 280, 320, 340, 448, 476, 512, 524, 544, 560, 595, 640, 655, 680, 896, 917, 952, 1024, 1048, 1088, 1120, 1190, 1280, 1310, 1360, 1792, 1834, 1904, 2096, 2176, 2227, 2240, 2380, 2560, 2620, 2720, 3584, 3668, 3808, 4192, 4352, 4454, 4480, 4585, 4760, 5120, 5240, 5440, 7168, 7336, 7616, 8384, 8704, 8908, 8960, 9170, 9520, 10480, 10880, 11135, 14672, 15232, 15589, 16768, 17408, 17816, 17920, 18340, 19040, 20960, 21760, 22270, 29344, 30464, 31178, 33536, 35632, 35840, 36680, 38080, 41920, 43520, 44540, 58688, 60928, 62356, 67072, 71264, 73360, 76160, 77945, 83840, 87040, 89080, 117376, 121856, 124712, 134144, 142528, 146720, 152320, 155890, 167680, 178160, 234752, 249424, 285056, 293440, 304640, 311780, 335360, 356320, 469504, 498848, 570112, 586880, 609280, 623560, 670720, 712640, 939008, 997696, 1140224, 1173760, 1247120, 1425280, 1995392, 2280448, 2347520, 2494240, 2850560, 3990784, 4695040, 4988480, 5701120, 7981568, 9976960, 11402240, 15963136, 19953920, 39907840, 79815680]

約数ペア:

[(1, 79815680), (2, 39907840), (4, 19953920), (5, 15963136), (7, 11402240), (8, 9976960), (10, 7981568), (14, 5701120), (16, 4988480), (17, 4695040), (20, 3990784), (28, 2850560), (32, 2494240), (34, 2347520), (35, 2280448), (40, 1995392), (56, 1425280), (64, 1247120), (68, 1173760), (70, 1140224), (80, 997696), (85, 939008), (112, 712640), (119, 670720), (128, 623560), (131, 609280), (136, 586880), (140, 570112), (160, 498848), (170, 469504), (224, 356320), (238, 335360), (256, 311780), (262, 304640), (272, 293440), (280, 285056), (320, 249424), (340, 234752), (448, 178160), (476, 167680), (512, 155890), (524, 152320), (544, 146720), (560, 142528), (595, 134144), (640, 124712), (655, 121856), (680, 117376), (896, 89080), (917, 87040), (952, 83840), (1024, 77945), (1048, 76160), (1088, 73360), (1120, 71264), (1190, 67072), (1280, 62356), (1310, 60928), (1360, 58688), (1792, 44540), (1834, 43520), (1904, 41920), (2096, 38080), (2176, 36680), (2227, 35840), (2240, 35632), (2380, 33536), (2560, 31178), (2620, 30464), (2720, 29344), (3584, 22270), (3668, 21760), (3808, 20960), (4192, 19040), (4352, 18340), (4454, 17920), (4480, 17816), (4585, 17408), (4760, 16768), (5120, 15589), (5240, 15232), (5440, 14672), (7168, 11135), (7336, 10880), (7616, 10480), (8384, 9520), (8704, 9170), (8908, 8960)]