1268081920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{461}}^1$

素因数の和:796

約数の個数: 144

約数和(自身を含む): 3490236288

約数和(自身を除く): 2222154368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 307, 320, 448, 461, 560, 614, 640, 896, 922, 1120, 1228, 1280, 1535, 1792, 1844, 2149, 2240, 2305, 2456, 3070, 3227, 3688, 4298, 4480, 4610, 4912, 6140, 6454, 7376, 8596, 8960, 9220, 9824, 10745, 12280, 12908, 14752, 16135, 17192, 18440, 19648, 21490, 24560, 25816, 29504, 32270, 34384, 36880, 39296, 42980, 49120, 51632, 59008, 64540, 68768, 73760, 78592, 85960, 98240, 103264, 118016, 129080, 137536, 141527, 147520, 171920, 196480, 206528, 258160, 275072, 283054, 295040, 343840, 392960, 413056, 516320, 550144, 566108, 590080, 687680, 707635, 826112, 990689, 1032640, 1132216, 1375360, 1415270, 1981378, 2065280, 2264432, 2750720, 2830540, 3962756, 4130560, 4528864, 4953445, 5661080, 7925512, 9057728, 9906890, 11322160, 15851024, 18115456, 19813780, 22644320, 31702048, 36230912, 39627560, 45288640, 63404096, 79255120, 90577280, 126808192, 158510240, 181154560, 253616384, 317020480, 634040960, 1268081920]

約数ペア:

[(1, 1268081920), (2, 634040960), (4, 317020480), (5, 253616384), (7, 181154560), (8, 158510240), (10, 126808192), (14, 90577280), (16, 79255120), (20, 63404096), (28, 45288640), (32, 39627560), (35, 36230912), (40, 31702048), (56, 22644320), (64, 19813780), (70, 18115456), (80, 15851024), (112, 11322160), (128, 9906890), (140, 9057728), (160, 7925512), (224, 5661080), (256, 4953445), (280, 4528864), (307, 4130560), (320, 3962756), (448, 2830540), (461, 2750720), (560, 2264432), (614, 2065280), (640, 1981378), (896, 1415270), (922, 1375360), (1120, 1132216), (1228, 1032640), (1280, 990689), (1535, 826112), (1792, 707635), (1844, 687680), (2149, 590080), (2240, 566108), (2305, 550144), (2456, 516320), (3070, 413056), (3227, 392960), (3688, 343840), (4298, 295040), (4480, 283054), (4610, 275072), (4912, 258160), (6140, 206528), (6454, 196480), (7376, 171920), (8596, 147520), (8960, 141527), (9220, 137536), (9824, 129080), (10745, 118016), (12280, 103264), (12908, 98240), (14752, 85960), (16135, 78592), (17192, 73760), (18440, 68768), (19648, 64540), (21490, 59008), (24560, 51632), (25816, 49120), (29504, 42980), (32270, 39296), (34384, 36880)]