2159730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 6076800

約数和(自身を除く): 3917070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 421, 513, 570, 842, 855, 1026, 1263, 1710, 2105, 2526, 2565, 3789, 4210, 5130, 6315, 7578, 7999, 11367, 12630, 15998, 18945, 22734, 23997, 37890, 39995, 47994, 56835, 71991, 79990, 113670, 119985, 143982, 215973, 239970, 359955, 431946, 719910, 1079865, 2159730]

約数ペア:

[(1, 2159730), (2, 1079865), (3, 719910), (5, 431946), (6, 359955), (9, 239970), (10, 215973), (15, 143982), (18, 119985), (19, 113670), (27, 79990), (30, 71991), (38, 56835), (45, 47994), (54, 39995), (57, 37890), (90, 23997), (95, 22734), (114, 18945), (135, 15998), (171, 12630), (190, 11367), (270, 7999), (285, 7578), (342, 6315), (421, 5130), (513, 4210), (570, 3789), (842, 2565), (855, 2526), (1026, 2105), (1263, 1710)]