80494380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7331}}^1$

素因数の和:7407

約数の個数: 72

約数和(自身を含む): 248202864

約数和(自身を除く): 167708484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7331, 10980, 14662, 21993, 29324, 36655, 43986, 65979, 73310, 87972, 109965, 131958, 146620, 219930, 263916, 329895, 439860, 447191, 659790, 894382, 1319580, 1341573, 1788764, 2235955, 2683146, 4024719, 4471910, 5366292, 6707865, 8049438, 8943820, 13415730, 16098876, 20123595, 26831460, 40247190, 80494380]

約数ペア:

[(1, 80494380), (2, 40247190), (3, 26831460), (4, 20123595), (5, 16098876), (6, 13415730), (9, 8943820), (10, 8049438), (12, 6707865), (15, 5366292), (18, 4471910), (20, 4024719), (30, 2683146), (36, 2235955), (45, 1788764), (60, 1341573), (61, 1319580), (90, 894382), (122, 659790), (180, 447191), (183, 439860), (244, 329895), (305, 263916), (366, 219930), (549, 146620), (610, 131958), (732, 109965), (915, 87972), (1098, 73310), (1220, 65979), (1830, 43986), (2196, 36655), (2745, 29324), (3660, 21993), (5490, 14662), (7331, 10980)]