15078780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4409}}^1$

素因数の和:4443

約数の個数: 72

約数和(自身を含む): 48157200

約数和(自身を除く): 33078420

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, 4409, 8818, 13227, 17636, 22045, 26454, 39681, 44090, 52908, 66135, 79362, 83771, 88180, 132270, 158724, 167542, 198405, 251313, 264540, 335084, 396810, 418855, 502626, 753939, 793620, 837710, 1005252, 1256565, 1507878, 1675420, 2513130, 3015756, 3769695, 5026260, 7539390, 15078780]

約数ペア:

[(1, 15078780), (2, 7539390), (3, 5026260), (4, 3769695), (5, 3015756), (6, 2513130), (9, 1675420), (10, 1507878), (12, 1256565), (15, 1005252), (18, 837710), (19, 793620), (20, 753939), (30, 502626), (36, 418855), (38, 396810), (45, 335084), (57, 264540), (60, 251313), (76, 198405), (90, 167542), (95, 158724), (114, 132270), (171, 88180), (180, 83771), (190, 79362), (228, 66135), (285, 52908), (342, 44090), (380, 39681), (570, 26454), (684, 22045), (855, 17636), (1140, 13227), (1710, 8818), (3420, 4409)]