158718780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4219}}^1$

素因数の和:4264

約数の個数: 144

約数和(自身を含む): 552988800

約数和(自身を除く): 394270020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 4219, 6270, 7524, 8438, 9405, 12540, 12657, 16876, 18810, 21095, 25314, 37620, 37971, 42190, 46409, 50628, 63285, 75942, 80161, 84380, 92818, 126570, 139227, 151884, 160322, 185636, 189855, 232045, 240483, 253140, 278454, 320644, 379710, 400805, 417681, 464090, 480966, 556908, 696135, 721449, 759420, 801610, 835362, 881771, 928180, 961932, 1202415, 1392270, 1442898, 1603220, 1670724, 1763542, 2088405, 2404830, 2645313, 2784540, 2885796, 3527084, 3607245, 4176810, 4408855, 4809660, 5290626, 7214490, 7935939, 8353620, 8817710, 10581252, 13226565, 14428980, 15871878, 17635420, 26453130, 31743756, 39679695, 52906260, 79359390, 158718780]

約数ペア:

[(1, 158718780), (2, 79359390), (3, 52906260), (4, 39679695), (5, 31743756), (6, 26453130), (9, 17635420), (10, 15871878), (11, 14428980), (12, 13226565), (15, 10581252), (18, 8817710), (19, 8353620), (20, 7935939), (22, 7214490), (30, 5290626), (33, 4809660), (36, 4408855), (38, 4176810), (44, 3607245), (45, 3527084), (55, 2885796), (57, 2784540), (60, 2645313), (66, 2404830), (76, 2088405), (90, 1763542), (95, 1670724), (99, 1603220), (110, 1442898), (114, 1392270), (132, 1202415), (165, 961932), (171, 928180), (180, 881771), (190, 835362), (198, 801610), (209, 759420), (220, 721449), (228, 696135), (285, 556908), (330, 480966), (342, 464090), (380, 417681), (396, 400805), (418, 379710), (495, 320644), (570, 278454), (627, 253140), (660, 240483), (684, 232045), (836, 189855), (855, 185636), (990, 160322), (1045, 151884), (1140, 139227), (1254, 126570), (1710, 92818), (1881, 84380), (1980, 80161), (2090, 75942), (2508, 63285), (3135, 50628), (3420, 46409), (3762, 42190), (4180, 37971), (4219, 37620), (6270, 25314), (7524, 21095), (8438, 18810), (9405, 16876), (12540, 12657)]