156274720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 144

約数和(自身を含む): 444019968

約数和(自身を除く): 287745248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 643, 784, 868, 980, 992, 1085, 1120, 1240, 1286, 1519, 1568, 1736, 1960, 2170, 2480, 2572, 3038, 3215, 3472, 3920, 4340, 4501, 4960, 5144, 6076, 6430, 6944, 7595, 7840, 8680, 9002, 10288, 12152, 12860, 15190, 17360, 18004, 19933, 20576, 22505, 24304, 25720, 30380, 31507, 34720, 36008, 39866, 45010, 48608, 51440, 60760, 63014, 72016, 79732, 90020, 99665, 102880, 121520, 126028, 139531, 144032, 157535, 159464, 180040, 199330, 243040, 252056, 279062, 315070, 318928, 360080, 398660, 504112, 558124, 630140, 637856, 697655, 720160, 797320, 976717, 1008224, 1116248, 1260280, 1395310, 1594640, 1953434, 2232496, 2520560, 2790620, 3189280, 3906868, 4464992, 4883585, 5041120, 5581240, 7813736, 9767170, 11162480, 15627472, 19534340, 22324960, 31254944, 39068680, 78137360, 156274720]

約数ペア:

[(1, 156274720), (2, 78137360), (4, 39068680), (5, 31254944), (7, 22324960), (8, 19534340), (10, 15627472), (14, 11162480), (16, 9767170), (20, 7813736), (28, 5581240), (31, 5041120), (32, 4883585), (35, 4464992), (40, 3906868), (49, 3189280), (56, 2790620), (62, 2520560), (70, 2232496), (80, 1953434), (98, 1594640), (112, 1395310), (124, 1260280), (140, 1116248), (155, 1008224), (160, 976717), (196, 797320), (217, 720160), (224, 697655), (245, 637856), (248, 630140), (280, 558124), (310, 504112), (392, 398660), (434, 360080), (490, 318928), (496, 315070), (560, 279062), (620, 252056), (643, 243040), (784, 199330), (868, 180040), (980, 159464), (992, 157535), (1085, 144032), (1120, 139531), (1240, 126028), (1286, 121520), (1519, 102880), (1568, 99665), (1736, 90020), (1960, 79732), (2170, 72016), (2480, 63014), (2572, 60760), (3038, 51440), (3215, 48608), (3472, 45010), (3920, 39866), (4340, 36008), (4501, 34720), (4960, 31507), (5144, 30380), (6076, 25720), (6430, 24304), (6944, 22505), (7595, 20576), (7840, 19933), (8680, 18004), (9002, 17360), (10288, 15190), (12152, 12860)]