87215760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4177}}^1$

素因数の和:4225

約数の個数: 120

約数和(自身を含む): 303072120

約数和(自身を除く): 215856360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 4177, 5220, 6960, 8354, 10440, 12531, 16708, 20880, 20885, 25062, 33416, 37593, 41770, 50124, 62655, 66832, 75186, 83540, 100248, 121133, 125310, 150372, 167080, 187965, 200496, 242266, 250620, 300744, 334160, 363399, 375930, 484532, 501240, 601488, 605665, 726798, 751860, 969064, 1002480, 1090197, 1211330, 1453596, 1503720, 1816995, 1938128, 2180394, 2422660, 2907192, 3007440, 3633990, 4360788, 4845320, 5450985, 5814384, 7267980, 8721576, 9690640, 10901970, 14535960, 17443152, 21803940, 29071920, 43607880, 87215760]

約数ペア:

[(1, 87215760), (2, 43607880), (3, 29071920), (4, 21803940), (5, 17443152), (6, 14535960), (8, 10901970), (9, 9690640), (10, 8721576), (12, 7267980), (15, 5814384), (16, 5450985), (18, 4845320), (20, 4360788), (24, 3633990), (29, 3007440), (30, 2907192), (36, 2422660), (40, 2180394), (45, 1938128), (48, 1816995), (58, 1503720), (60, 1453596), (72, 1211330), (80, 1090197), (87, 1002480), (90, 969064), (116, 751860), (120, 726798), (144, 605665), (145, 601488), (174, 501240), (180, 484532), (232, 375930), (240, 363399), (261, 334160), (290, 300744), (348, 250620), (360, 242266), (435, 200496), (464, 187965), (522, 167080), (580, 150372), (696, 125310), (720, 121133), (870, 100248), (1044, 83540), (1160, 75186), (1305, 66832), (1392, 62655), (1740, 50124), (2088, 41770), (2320, 37593), (2610, 33416), (3480, 25062), (4176, 20885), (4177, 20880), (5220, 16708), (6960, 12531), (8354, 10440)]