98868780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28909}}^1$

素因数の和:28943

約数の個数: 72

約数和(自身を含む): 315697200

約数和(自身を除く): 216828420

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, 28909, 57818, 86727, 115636, 144545, 173454, 260181, 289090, 346908, 433635, 520362, 549271, 578180, 867270, 1040724, 1098542, 1300905, 1647813, 1734540, 2197084, 2601810, 2746355, 3295626, 4943439, 5203620, 5492710, 6591252, 8239065, 9886878, 10985420, 16478130, 19773756, 24717195, 32956260, 49434390, 98868780]

約数ペア:

[(1, 98868780), (2, 49434390), (3, 32956260), (4, 24717195), (5, 19773756), (6, 16478130), (9, 10985420), (10, 9886878), (12, 8239065), (15, 6591252), (18, 5492710), (19, 5203620), (20, 4943439), (30, 3295626), (36, 2746355), (38, 2601810), (45, 2197084), (57, 1734540), (60, 1647813), (76, 1300905), (90, 1098542), (95, 1040724), (114, 867270), (171, 578180), (180, 549271), (190, 520362), (228, 433635), (285, 346908), (342, 289090), (380, 260181), (570, 173454), (684, 144545), (855, 115636), (1140, 86727), (1710, 57818), (3420, 28909)]