156882320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1349

約数の個数: 120

約数和(自身を含む): 438329088

約数和(自身を除く): 281446768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 1085, 1240, 1291, 1519, 1736, 1960, 2170, 2480, 2582, 3038, 3472, 3920, 4340, 5164, 6076, 6455, 7595, 8680, 9037, 10328, 12152, 12910, 15190, 17360, 18074, 20656, 24304, 25820, 30380, 36148, 40021, 45185, 51640, 60760, 63259, 72296, 80042, 90370, 103280, 121520, 126518, 144592, 160084, 180740, 200105, 253036, 280147, 316295, 320168, 361480, 400210, 506072, 560294, 632590, 640336, 722960, 800420, 1012144, 1120588, 1265180, 1400735, 1600840, 1961029, 2241176, 2530360, 2801470, 3201680, 3922058, 4482352, 5060720, 5602940, 7844116, 9805145, 11205880, 15688232, 19610290, 22411760, 31376464, 39220580, 78441160, 156882320]

約数ペア:

[(1, 156882320), (2, 78441160), (4, 39220580), (5, 31376464), (7, 22411760), (8, 19610290), (10, 15688232), (14, 11205880), (16, 9805145), (20, 7844116), (28, 5602940), (31, 5060720), (35, 4482352), (40, 3922058), (49, 3201680), (56, 2801470), (62, 2530360), (70, 2241176), (80, 1961029), (98, 1600840), (112, 1400735), (124, 1265180), (140, 1120588), (155, 1012144), (196, 800420), (217, 722960), (245, 640336), (248, 632590), (280, 560294), (310, 506072), (392, 400210), (434, 361480), (490, 320168), (496, 316295), (560, 280147), (620, 253036), (784, 200105), (868, 180740), (980, 160084), (1085, 144592), (1240, 126518), (1291, 121520), (1519, 103280), (1736, 90370), (1960, 80042), (2170, 72296), (2480, 63259), (2582, 60760), (3038, 51640), (3472, 45185), (3920, 40021), (4340, 36148), (5164, 30380), (6076, 25820), (6455, 24304), (7595, 20656), (8680, 18074), (9037, 17360), (10328, 15190), (12152, 12910)]