86980860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{877}}^1$

素因数の和:940

約数の個数: 144

約数和(自身を含む): 287632800

約数和(自身を除く): 200651940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 684, 855, 870, 877, 1044, 1102, 1140, 1305, 1653, 1710, 1740, 1754, 2204, 2610, 2631, 2755, 3306, 3420, 3508, 4385, 4959, 5220, 5262, 5510, 6612, 7893, 8265, 8770, 9918, 10524, 11020, 13155, 15786, 16530, 16663, 17540, 19836, 24795, 25433, 26310, 31572, 33060, 33326, 39465, 49590, 49989, 50866, 52620, 66652, 76299, 78930, 83315, 99180, 99978, 101732, 127165, 149967, 152598, 157860, 166630, 199956, 228897, 249945, 254330, 299934, 305196, 333260, 381495, 457794, 483227, 499890, 508660, 599868, 749835, 762990, 915588, 966454, 999780, 1144485, 1449681, 1499670, 1525980, 1932908, 2288970, 2416135, 2899362, 2999340, 4349043, 4577940, 4832270, 5798724, 7248405, 8698086, 9664540, 14496810, 17396172, 21745215, 28993620, 43490430, 86980860]

約数ペア:

[(1, 86980860), (2, 43490430), (3, 28993620), (4, 21745215), (5, 17396172), (6, 14496810), (9, 9664540), (10, 8698086), (12, 7248405), (15, 5798724), (18, 4832270), (19, 4577940), (20, 4349043), (29, 2999340), (30, 2899362), (36, 2416135), (38, 2288970), (45, 1932908), (57, 1525980), (58, 1499670), (60, 1449681), (76, 1144485), (87, 999780), (90, 966454), (95, 915588), (114, 762990), (116, 749835), (145, 599868), (171, 508660), (174, 499890), (180, 483227), (190, 457794), (228, 381495), (261, 333260), (285, 305196), (290, 299934), (342, 254330), (348, 249945), (380, 228897), (435, 199956), (522, 166630), (551, 157860), (570, 152598), (580, 149967), (684, 127165), (855, 101732), (870, 99978), (877, 99180), (1044, 83315), (1102, 78930), (1140, 76299), (1305, 66652), (1653, 52620), (1710, 50866), (1740, 49989), (1754, 49590), (2204, 39465), (2610, 33326), (2631, 33060), (2755, 31572), (3306, 26310), (3420, 25433), (3508, 24795), (4385, 19836), (4959, 17540), (5220, 16663), (5262, 16530), (5510, 15786), (6612, 13155), (7893, 11020), (8265, 10524), (8770, 9918)]