80639040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4421}}^1$

素因数の和:4460

約数の個数: 112

約数和(自身を含む): 269565120

約数和(自身を除く): 188926080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4421, 4560, 6080, 8842, 9120, 13263, 17684, 18240, 22105, 26526, 35368, 44210, 53052, 66315, 70736, 83999, 88420, 106104, 132630, 141472, 167998, 176840, 212208, 251997, 265260, 282944, 335996, 353680, 419995, 424416, 503994, 530520, 671992, 707360, 839990, 848832, 1007988, 1061040, 1259985, 1343984, 1414720, 1679980, 2015976, 2122080, 2519970, 2687968, 3359960, 4031952, 4244160, 5039940, 5375936, 6719920, 8063904, 10079880, 13439840, 16127808, 20159760, 26879680, 40319520, 80639040]

約数ペア:

[(1, 80639040), (2, 40319520), (3, 26879680), (4, 20159760), (5, 16127808), (6, 13439840), (8, 10079880), (10, 8063904), (12, 6719920), (15, 5375936), (16, 5039940), (19, 4244160), (20, 4031952), (24, 3359960), (30, 2687968), (32, 2519970), (38, 2122080), (40, 2015976), (48, 1679980), (57, 1414720), (60, 1343984), (64, 1259985), (76, 1061040), (80, 1007988), (95, 848832), (96, 839990), (114, 707360), (120, 671992), (152, 530520), (160, 503994), (190, 424416), (192, 419995), (228, 353680), (240, 335996), (285, 282944), (304, 265260), (320, 251997), (380, 212208), (456, 176840), (480, 167998), (570, 141472), (608, 132630), (760, 106104), (912, 88420), (960, 83999), (1140, 70736), (1216, 66315), (1520, 53052), (1824, 44210), (2280, 35368), (3040, 26526), (3648, 22105), (4421, 18240), (4560, 17684), (6080, 13263), (8842, 9120)]