212616180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{168743}}^1$

素因数の和:168765

約数の個数: 72

約数和(自身を含む): 737073792

約数和(自身を除く): 524457612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 168743, 337486, 506229, 674972, 843715, 1012458, 1181201, 1518687, 1687430, 2024916, 2362402, 2531145, 3037374, 3374860, 3543603, 4724804, 5062290, 5906005, 6074748, 7087206, 7593435, 10124580, 10630809, 11812010, 14174412, 15186870, 17718015, 21261618, 23624020, 30373740, 35436030, 42523236, 53154045, 70872060, 106308090, 212616180]

約数ペア:

[(1, 212616180), (2, 106308090), (3, 70872060), (4, 53154045), (5, 42523236), (6, 35436030), (7, 30373740), (9, 23624020), (10, 21261618), (12, 17718015), (14, 15186870), (15, 14174412), (18, 11812010), (20, 10630809), (21, 10124580), (28, 7593435), (30, 7087206), (35, 6074748), (36, 5906005), (42, 5062290), (45, 4724804), (60, 3543603), (63, 3374860), (70, 3037374), (84, 2531145), (90, 2362402), (105, 2024916), (126, 1687430), (140, 1518687), (180, 1181201), (210, 1012458), (252, 843715), (315, 674972), (420, 506229), (630, 337486), (1260, 168743)]