19765186920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181199}}^1$

素因数の和:181320

約数の個数: 128

約数和(自身を含む): 66536640000

約数和(自身を除く): 46771453080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 101, 108, 120, 135, 180, 202, 216, 270, 303, 360, 404, 505, 540, 606, 808, 909, 1010, 1080, 1212, 1515, 1818, 2020, 2424, 2727, 3030, 3636, 4040, 4545, 5454, 6060, 7272, 9090, 10908, 12120, 13635, 18180, 21816, 27270, 36360, 54540, 109080, 181199, 362398, 543597, 724796, 905995, 1087194, 1449592, 1630791, 1811990, 2174388, 2717985, 3261582, 3623980, 4348776, 4892373, 5435970, 6523164, 7247960, 8153955, 9784746, 10871940, 13046328, 16307910, 18301099, 19569492, 21743880, 24461865, 32615820, 36602198, 39138984, 48923730, 54903297, 65231640, 73204396, 91505495, 97847460, 109806594, 146408792, 164709891, 183010990, 195694920, 219613188, 274516485, 329419782, 366021980, 439226376, 494129673, 549032970, 658839564, 732043960, 823549455, 988259346, 1098065940, 1317679128, 1647098910, 1976518692, 2196131880, 2470648365, 3294197820, 3953037384, 4941296730, 6588395640, 9882593460, 19765186920]

約数ペア:

[(1, 19765186920), (2, 9882593460), (3, 6588395640), (4, 4941296730), (5, 3953037384), (6, 3294197820), (8, 2470648365), (9, 2196131880), (10, 1976518692), (12, 1647098910), (15, 1317679128), (18, 1098065940), (20, 988259346), (24, 823549455), (27, 732043960), (30, 658839564), (36, 549032970), (40, 494129673), (45, 439226376), (54, 366021980), (60, 329419782), (72, 274516485), (90, 219613188), (101, 195694920), (108, 183010990), (120, 164709891), (135, 146408792), (180, 109806594), (202, 97847460), (216, 91505495), (270, 73204396), (303, 65231640), (360, 54903297), (404, 48923730), (505, 39138984), (540, 36602198), (606, 32615820), (808, 24461865), (909, 21743880), (1010, 19569492), (1080, 18301099), (1212, 16307910), (1515, 13046328), (1818, 10871940), (2020, 9784746), (2424, 8153955), (2727, 7247960), (3030, 6523164), (3636, 5435970), (4040, 4892373), (4545, 4348776), (5454, 3623980), (6060, 3261582), (7272, 2717985), (9090, 2174388), (10908, 1811990), (12120, 1630791), (13635, 1449592), (18180, 1087194), (21816, 905995), (27270, 724796), (36360, 543597), (54540, 362398), (109080, 181199)]