201778720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8819}}^1$

素因数の和:8858

約数の個数: 96

約数和(自身を含む): 560105280

約数和(自身を除く): 358326560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2860, 4576, 5720, 8819, 11440, 17638, 22880, 35276, 44095, 70552, 88190, 97009, 114647, 141104, 176380, 194018, 229294, 282208, 352760, 388036, 458588, 485045, 573235, 705520, 776072, 917176, 970090, 1146470, 1261117, 1411040, 1552144, 1834352, 1940180, 2292940, 2522234, 3104288, 3668704, 3880360, 4585880, 5044468, 6305585, 7760720, 9171760, 10088936, 12611170, 15521440, 18343520, 20177872, 25222340, 40355744, 50444680, 100889360, 201778720]

約数ペア:

[(1, 201778720), (2, 100889360), (4, 50444680), (5, 40355744), (8, 25222340), (10, 20177872), (11, 18343520), (13, 15521440), (16, 12611170), (20, 10088936), (22, 9171760), (26, 7760720), (32, 6305585), (40, 5044468), (44, 4585880), (52, 3880360), (55, 3668704), (65, 3104288), (80, 2522234), (88, 2292940), (104, 1940180), (110, 1834352), (130, 1552144), (143, 1411040), (160, 1261117), (176, 1146470), (208, 970090), (220, 917176), (260, 776072), (286, 705520), (352, 573235), (416, 485045), (440, 458588), (520, 388036), (572, 352760), (715, 282208), (880, 229294), (1040, 194018), (1144, 176380), (1430, 141104), (1760, 114647), (2080, 97009), (2288, 88190), (2860, 70552), (4576, 44095), (5720, 35276), (8819, 22880), (11440, 17638)]