855897660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1128

約数の個数: 144

約数和(自身を含む): 2674788480

約数和(自身を除く): 1818890820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 83, 90, 118, 166, 177, 180, 236, 249, 295, 332, 354, 415, 498, 531, 590, 708, 747, 830, 885, 971, 996, 1062, 1180, 1245, 1494, 1660, 1770, 1942, 2124, 2490, 2655, 2913, 2988, 3540, 3735, 3884, 4855, 4897, 4980, 5310, 5826, 7470, 8739, 9710, 9794, 10620, 11652, 14565, 14691, 14940, 17478, 19420, 19588, 24485, 29130, 29382, 34956, 43695, 44073, 48970, 57289, 58260, 58764, 73455, 80593, 87390, 88146, 97940, 114578, 146910, 161186, 171867, 174780, 176292, 220365, 229156, 241779, 286445, 293820, 322372, 343734, 402965, 440730, 483558, 515601, 572890, 687468, 725337, 805930, 859335, 881460, 967116, 1031202, 1145780, 1208895, 1450674, 1611860, 1718670, 2062404, 2417790, 2578005, 2901348, 3437340, 3626685, 4754987, 4835580, 5156010, 7253370, 9509974, 10312020, 14264961, 14506740, 19019948, 23774935, 28529922, 42794883, 47549870, 57059844, 71324805, 85589766, 95099740, 142649610, 171179532, 213974415, 285299220, 427948830, 855897660]

約数ペア:

[(1, 855897660), (2, 427948830), (3, 285299220), (4, 213974415), (5, 171179532), (6, 142649610), (9, 95099740), (10, 85589766), (12, 71324805), (15, 57059844), (18, 47549870), (20, 42794883), (30, 28529922), (36, 23774935), (45, 19019948), (59, 14506740), (60, 14264961), (83, 10312020), (90, 9509974), (118, 7253370), (166, 5156010), (177, 4835580), (180, 4754987), (236, 3626685), (249, 3437340), (295, 2901348), (332, 2578005), (354, 2417790), (415, 2062404), (498, 1718670), (531, 1611860), (590, 1450674), (708, 1208895), (747, 1145780), (830, 1031202), (885, 967116), (971, 881460), (996, 859335), (1062, 805930), (1180, 725337), (1245, 687468), (1494, 572890), (1660, 515601), (1770, 483558), (1942, 440730), (2124, 402965), (2490, 343734), (2655, 322372), (2913, 293820), (2988, 286445), (3540, 241779), (3735, 229156), (3884, 220365), (4855, 176292), (4897, 174780), (4980, 171867), (5310, 161186), (5826, 146910), (7470, 114578), (8739, 97940), (9710, 88146), (9794, 87390), (10620, 80593), (11652, 73455), (14565, 58764), (14691, 58260), (14940, 57289), (17478, 48970), (19420, 44073), (19588, 43695), (24485, 34956), (29130, 29382)]