189889740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8053}}^1$

素因数の和:8199

約数の個数: 72

約数和(自身を含む): 580467888

約数和(自身を除く): 390578148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 8053, 11790, 16106, 23580, 24159, 32212, 40265, 48318, 72477, 80530, 96636, 120795, 144954, 161060, 241590, 289908, 362385, 483180, 724770, 1054943, 1449540, 2109886, 3164829, 4219772, 5274715, 6329658, 9494487, 10549430, 12659316, 15824145, 18988974, 21098860, 31648290, 37977948, 47472435, 63296580, 94944870, 189889740]

約数ペア:

[(1, 189889740), (2, 94944870), (3, 63296580), (4, 47472435), (5, 37977948), (6, 31648290), (9, 21098860), (10, 18988974), (12, 15824145), (15, 12659316), (18, 10549430), (20, 9494487), (30, 6329658), (36, 5274715), (45, 4219772), (60, 3164829), (90, 2109886), (131, 1449540), (180, 1054943), (262, 724770), (393, 483180), (524, 362385), (655, 289908), (786, 241590), (1179, 161060), (1310, 144954), (1572, 120795), (1965, 96636), (2358, 80530), (2620, 72477), (3930, 48318), (4716, 40265), (5895, 32212), (7860, 24159), (8053, 23580), (11790, 16106)]