231975180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67829}}^1$

素因数の和:67863

約数の個数: 72

約数和(自身を含む): 740703600

約数和(自身を除く): 508728420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 67829, 135658, 203487, 271316, 339145, 406974, 610461, 678290, 813948, 1017435, 1220922, 1288751, 1356580, 2034870, 2441844, 2577502, 3052305, 3866253, 4069740, 5155004, 6104610, 6443755, 7732506, 11598759, 12209220, 12887510, 15465012, 19331265, 23197518, 25775020, 38662530, 46395036, 57993795, 77325060, 115987590, 231975180]

約数ペア:

[(1, 231975180), (2, 115987590), (3, 77325060), (4, 57993795), (5, 46395036), (6, 38662530), (9, 25775020), (10, 23197518), (12, 19331265), (15, 15465012), (18, 12887510), (19, 12209220), (20, 11598759), (30, 7732506), (36, 6443755), (38, 6104610), (45, 5155004), (57, 4069740), (60, 3866253), (76, 3052305), (90, 2577502), (95, 2441844), (114, 2034870), (171, 1356580), (180, 1288751), (190, 1220922), (228, 1017435), (285, 813948), (342, 678290), (380, 610461), (570, 406974), (684, 339145), (855, 271316), (1140, 203487), (1710, 135658), (3420, 67829)]