8681219640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{61991}}^1$

素因数の和:62397

約数の個数: 96

約数和(自身を含む): 28286949600

約数和(自身を除く): 19605729960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 778, 1167, 1556, 1945, 2334, 3112, 3501, 3890, 4668, 5835, 7002, 7780, 9336, 11670, 14004, 15560, 17505, 23340, 28008, 35010, 46680, 61991, 70020, 123982, 140040, 185973, 247964, 309955, 371946, 495928, 557919, 619910, 743892, 929865, 1115838, 1239820, 1487784, 1859730, 2231676, 2479640, 2789595, 3719460, 4463352, 5579190, 7438920, 11158380, 22316760, 24114499, 48228998, 72343497, 96457996, 120572495, 144686994, 192915992, 217030491, 241144990, 289373988, 361717485, 434060982, 482289980, 578747976, 723434970, 868121964, 964579960, 1085152455, 1446869940, 1736243928, 2170304910, 2893739880, 4340609820, 8681219640]

約数ペア:

[(1, 8681219640), (2, 4340609820), (3, 2893739880), (4, 2170304910), (5, 1736243928), (6, 1446869940), (8, 1085152455), (9, 964579960), (10, 868121964), (12, 723434970), (15, 578747976), (18, 482289980), (20, 434060982), (24, 361717485), (30, 289373988), (36, 241144990), (40, 217030491), (45, 192915992), (60, 144686994), (72, 120572495), (90, 96457996), (120, 72343497), (180, 48228998), (360, 24114499), (389, 22316760), (778, 11158380), (1167, 7438920), (1556, 5579190), (1945, 4463352), (2334, 3719460), (3112, 2789595), (3501, 2479640), (3890, 2231676), (4668, 1859730), (5835, 1487784), (7002, 1239820), (7780, 1115838), (9336, 929865), (11670, 743892), (14004, 619910), (15560, 557919), (17505, 495928), (23340, 371946), (28008, 309955), (35010, 247964), (46680, 185973), (61991, 140040), (70020, 123982)]