409976320

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 160

約数和(自身を含む): 1077931008

約数和(自身を除く): 667954688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 97, 104, 127, 128, 130, 160, 194, 208, 254, 256, 260, 320, 388, 416, 485, 508, 512, 520, 635, 640, 776, 832, 970, 1016, 1040, 1261, 1270, 1280, 1552, 1651, 1664, 1940, 2032, 2080, 2522, 2540, 2560, 3104, 3302, 3328, 3880, 4064, 4160, 5044, 5080, 6208, 6305, 6604, 6656, 7760, 8128, 8255, 8320, 10088, 10160, 12319, 12416, 12610, 13208, 15520, 16256, 16510, 16640, 20176, 20320, 24638, 24832, 25220, 26416, 31040, 32512, 33020, 33280, 40352, 40640, 49276, 49664, 50440, 52832, 61595, 62080, 65024, 66040, 80704, 81280, 98552, 100880, 105664, 123190, 124160, 132080, 160147, 161408, 162560, 197104, 201760, 211328, 246380, 248320, 264160, 320294, 322816, 325120, 394208, 403520, 422656, 492760, 528320, 640588, 645632, 788416, 800735, 807040, 845312, 985520, 1056640, 1281176, 1576832, 1601470, 1614080, 1971040, 2113280, 2562352, 3153664, 3202940, 3228160, 3942080, 4226560, 5124704, 6307328, 6405880, 7884160, 10249408, 12811760, 15768320, 20498816, 25623520, 31536640, 40997632, 51247040, 81995264, 102494080, 204988160, 409976320]

約数ペア:

[(1, 409976320), (2, 204988160), (4, 102494080), (5, 81995264), (8, 51247040), (10, 40997632), (13, 31536640), (16, 25623520), (20, 20498816), (26, 15768320), (32, 12811760), (40, 10249408), (52, 7884160), (64, 6405880), (65, 6307328), (80, 5124704), (97, 4226560), (104, 3942080), (127, 3228160), (128, 3202940), (130, 3153664), (160, 2562352), (194, 2113280), (208, 1971040), (254, 1614080), (256, 1601470), (260, 1576832), (320, 1281176), (388, 1056640), (416, 985520), (485, 845312), (508, 807040), (512, 800735), (520, 788416), (635, 645632), (640, 640588), (776, 528320), (832, 492760), (970, 422656), (1016, 403520), (1040, 394208), (1261, 325120), (1270, 322816), (1280, 320294), (1552, 264160), (1651, 248320), (1664, 246380), (1940, 211328), (2032, 201760), (2080, 197104), (2522, 162560), (2540, 161408), (2560, 160147), (3104, 132080), (3302, 124160), (3328, 123190), (3880, 105664), (4064, 100880), (4160, 98552), (5044, 81280), (5080, 80704), (6208, 66040), (6305, 65024), (6604, 62080), (6656, 61595), (7760, 52832), (8128, 50440), (8255, 49664), (8320, 49276), (10088, 40640), (10160, 40352), (12319, 33280), (12416, 33020), (12610, 32512), (13208, 31040), (15520, 26416), (16256, 25220), (16510, 24832), (16640, 24638), (20176, 20320)]