660725120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:896

約数の個数: 128

約数和(自身を含む): 1739059200

約数和(自身を除く): 1078334080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 127, 128, 160, 176, 220, 254, 320, 352, 440, 508, 635, 640, 704, 739, 880, 1016, 1270, 1397, 1408, 1478, 1760, 2032, 2540, 2794, 2956, 3520, 3695, 4064, 5080, 5588, 5912, 6985, 7040, 7390, 8128, 8129, 10160, 11176, 11824, 13970, 14780, 16256, 16258, 20320, 22352, 23648, 27940, 29560, 32516, 40640, 40645, 44704, 47296, 55880, 59120, 65032, 81280, 81290, 89408, 93853, 94592, 111760, 118240, 130064, 162580, 178816, 187706, 223520, 236480, 260128, 325160, 375412, 447040, 469265, 472960, 520256, 650320, 750824, 894080, 938530, 1032383, 1040512, 1300640, 1501648, 1877060, 2064766, 2601280, 3003296, 3754120, 4129532, 5161915, 5202560, 6006592, 7508240, 8259064, 10323830, 12013184, 15016480, 16518128, 20647660, 30032960, 33036256, 41295320, 60065920, 66072512, 82590640, 132145024, 165181280, 330362560, 660725120]

約数ペア:

[(1, 660725120), (2, 330362560), (4, 165181280), (5, 132145024), (8, 82590640), (10, 66072512), (11, 60065920), (16, 41295320), (20, 33036256), (22, 30032960), (32, 20647660), (40, 16518128), (44, 15016480), (55, 12013184), (64, 10323830), (80, 8259064), (88, 7508240), (110, 6006592), (127, 5202560), (128, 5161915), (160, 4129532), (176, 3754120), (220, 3003296), (254, 2601280), (320, 2064766), (352, 1877060), (440, 1501648), (508, 1300640), (635, 1040512), (640, 1032383), (704, 938530), (739, 894080), (880, 750824), (1016, 650320), (1270, 520256), (1397, 472960), (1408, 469265), (1478, 447040), (1760, 375412), (2032, 325160), (2540, 260128), (2794, 236480), (2956, 223520), (3520, 187706), (3695, 178816), (4064, 162580), (5080, 130064), (5588, 118240), (5912, 111760), (6985, 94592), (7040, 93853), (7390, 89408), (8128, 81290), (8129, 81280), (10160, 65032), (11176, 59120), (11824, 55880), (13970, 47296), (14780, 44704), (16256, 40645), (16258, 40640), (20320, 32516), (22352, 29560), (23648, 27940)]