87575940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:946

約数の個数: 144

約数和(自身を含む): 289598400

約数和(自身を除く): 202022460

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, 883, 1044, 1102, 1140, 1305, 1653, 1710, 1740, 1766, 2204, 2610, 2649, 2755, 3306, 3420, 3532, 4415, 4959, 5220, 5298, 5510, 6612, 7947, 8265, 8830, 9918, 10596, 11020, 13245, 15894, 16530, 16777, 17660, 19836, 24795, 25607, 26490, 31788, 33060, 33554, 39735, 49590, 50331, 51214, 52980, 67108, 76821, 79470, 83885, 99180, 100662, 102428, 128035, 150993, 153642, 158940, 167770, 201324, 230463, 251655, 256070, 301986, 307284, 335540, 384105, 460926, 486533, 503310, 512140, 603972, 754965, 768210, 921852, 973066, 1006620, 1152315, 1459599, 1509930, 1536420, 1946132, 2304630, 2432665, 2919198, 3019860, 4378797, 4609260, 4865330, 5838396, 7297995, 8757594, 9730660, 14595990, 17515188, 21893985, 29191980, 43787970, 87575940]

約数ペア:

[(1, 87575940), (2, 43787970), (3, 29191980), (4, 21893985), (5, 17515188), (6, 14595990), (9, 9730660), (10, 8757594), (12, 7297995), (15, 5838396), (18, 4865330), (19, 4609260), (20, 4378797), (29, 3019860), (30, 2919198), (36, 2432665), (38, 2304630), (45, 1946132), (57, 1536420), (58, 1509930), (60, 1459599), (76, 1152315), (87, 1006620), (90, 973066), (95, 921852), (114, 768210), (116, 754965), (145, 603972), (171, 512140), (174, 503310), (180, 486533), (190, 460926), (228, 384105), (261, 335540), (285, 307284), (290, 301986), (342, 256070), (348, 251655), (380, 230463), (435, 201324), (522, 167770), (551, 158940), (570, 153642), (580, 150993), (684, 128035), (855, 102428), (870, 100662), (883, 99180), (1044, 83885), (1102, 79470), (1140, 76821), (1305, 67108), (1653, 52980), (1710, 51214), (1740, 50331), (1766, 49590), (2204, 39735), (2610, 33554), (2649, 33060), (2755, 31788), (3306, 26490), (3420, 25607), (3532, 24795), (4415, 19836), (4959, 17660), (5220, 16777), (5298, 16530), (5510, 15894), (6612, 13245), (7947, 11020), (8265, 10596), (8830, 9918)]