2142450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{23}}^2$

素因数の和:70

約数の個数: 90

約数和(自身を含む): 6222909

約数和(自身を除く): 4080459

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 45, 46, 50, 54, 69, 75, 81, 90, 115, 135, 138, 150, 162, 207, 225, 230, 270, 345, 405, 414, 450, 529, 575, 621, 675, 690, 810, 1035, 1058, 1150, 1242, 1350, 1587, 1725, 1863, 2025, 2070, 2645, 3105, 3174, 3450, 3726, 4050, 4761, 5175, 5290, 6210, 7935, 9315, 9522, 10350, 13225, 14283, 15525, 15870, 18630, 23805, 26450, 28566, 31050, 39675, 42849, 46575, 47610, 71415, 79350, 85698, 93150, 119025, 142830, 214245, 238050, 357075, 428490, 714150, 1071225, 2142450]

約数ペア:

[(1, 2142450), (2, 1071225), (3, 714150), (5, 428490), (6, 357075), (9, 238050), (10, 214245), (15, 142830), (18, 119025), (23, 93150), (25, 85698), (27, 79350), (30, 71415), (45, 47610), (46, 46575), (50, 42849), (54, 39675), (69, 31050), (75, 28566), (81, 26450), (90, 23805), (115, 18630), (135, 15870), (138, 15525), (150, 14283), (162, 13225), (207, 10350), (225, 9522), (230, 9315), (270, 7935), (345, 6210), (405, 5290), (414, 5175), (450, 4761), (529, 4050), (575, 3726), (621, 3450), (675, 3174), (690, 3105), (810, 2645), (1035, 2070), (1058, 2025), (1150, 1863), (1242, 1725), (1350, 1587)]