1977790560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{947}}^1$

素因数の和:1213

約数の個数: 192

約数和(自身を含む): 6593529600

約数和(自身を除く): 4615739040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 229, 240, 285, 304, 380, 456, 458, 480, 570, 608, 687, 760, 912, 916, 947, 1140, 1145, 1374, 1520, 1824, 1832, 1894, 2280, 2290, 2748, 2841, 3040, 3435, 3664, 3788, 4351, 4560, 4580, 4735, 5496, 5682, 6870, 7328, 7576, 8702, 9120, 9160, 9470, 10992, 11364, 13053, 13740, 14205, 15152, 17404, 17993, 18320, 18940, 21755, 21984, 22728, 26106, 27480, 28410, 30304, 34808, 35986, 36640, 37880, 43510, 45456, 52212, 53979, 54960, 56820, 65265, 69616, 71972, 75760, 87020, 89965, 90912, 104424, 107958, 109920, 113640, 130530, 139232, 143944, 151520, 174040, 179930, 208848, 215916, 216863, 227280, 261060, 269895, 287888, 348080, 359860, 417696, 431832, 433726, 454560, 522120, 539790, 575776, 650589, 696160, 719720, 863664, 867452, 1044240, 1079580, 1084315, 1301178, 1439440, 1727328, 1734904, 2088480, 2159160, 2168630, 2602356, 2878880, 3252945, 3469808, 4120397, 4318320, 4337260, 5204712, 6505890, 6939616, 8240794, 8636640, 8674520, 10409424, 12361191, 13011780, 16481588, 17349040, 20601985, 20818848, 24722382, 26023560, 32963176, 34698080, 41203970, 49444764, 52047120, 61805955, 65926352, 82407940, 98889528, 104094240, 123611910, 131852704, 164815880, 197779056, 247223820, 329631760, 395558112, 494447640, 659263520, 988895280, 1977790560]

約数ペア:

[(1, 1977790560), (2, 988895280), (3, 659263520), (4, 494447640), (5, 395558112), (6, 329631760), (8, 247223820), (10, 197779056), (12, 164815880), (15, 131852704), (16, 123611910), (19, 104094240), (20, 98889528), (24, 82407940), (30, 65926352), (32, 61805955), (38, 52047120), (40, 49444764), (48, 41203970), (57, 34698080), (60, 32963176), (76, 26023560), (80, 24722382), (95, 20818848), (96, 20601985), (114, 17349040), (120, 16481588), (152, 13011780), (160, 12361191), (190, 10409424), (228, 8674520), (229, 8636640), (240, 8240794), (285, 6939616), (304, 6505890), (380, 5204712), (456, 4337260), (458, 4318320), (480, 4120397), (570, 3469808), (608, 3252945), (687, 2878880), (760, 2602356), (912, 2168630), (916, 2159160), (947, 2088480), (1140, 1734904), (1145, 1727328), (1374, 1439440), (1520, 1301178), (1824, 1084315), (1832, 1079580), (1894, 1044240), (2280, 867452), (2290, 863664), (2748, 719720), (2841, 696160), (3040, 650589), (3435, 575776), (3664, 539790), (3788, 522120), (4351, 454560), (4560, 433726), (4580, 431832), (4735, 417696), (5496, 359860), (5682, 348080), (6870, 287888), (7328, 269895), (7576, 261060), (8702, 227280), (9120, 216863), (9160, 215916), (9470, 208848), (10992, 179930), (11364, 174040), (13053, 151520), (13740, 143944), (14205, 139232), (15152, 130530), (17404, 113640), (17993, 109920), (18320, 107958), (18940, 104424), (21755, 90912), (21984, 89965), (22728, 87020), (26106, 75760), (27480, 71972), (28410, 69616), (30304, 65265), (34808, 56820), (35986, 54960), (36640, 53979), (37880, 52212), (43510, 45456)]