19494378240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{123821}}^1$

素因数の和:123886

約数の個数: 144

約数和(自身を含む): 63779226336

約数和(自身を除く): 44284848096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 615, 640, 656, 768, 820, 960, 984, 1230, 1280, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3840, 3936, 4920, 5248, 6560, 7872, 9840, 10496, 13120, 15744, 19680, 26240, 31488, 39360, 52480, 78720, 123821, 157440, 247642, 371463, 495284, 619105, 742926, 990568, 1238210, 1485852, 1857315, 1981136, 2476420, 2971704, 3714630, 3962272, 4952840, 5076661, 5943408, 7429260, 7924544, 9905680, 10153322, 11886816, 14858520, 15229983, 15849088, 19811360, 20306644, 23773632, 25383305, 29717040, 30459966, 31698176, 39622720, 40613288, 47547264, 50766610, 59434080, 60919932, 76149915, 79245440, 81226576, 95094528, 101533220, 118868160, 121839864, 152299830, 158490880, 162453152, 203066440, 237736320, 243679728, 304599660, 324906304, 406132880, 475472640, 487359456, 609199320, 649812608, 812265760, 974718912, 1218398640, 1299625216, 1624531520, 1949437824, 2436797280, 3249063040, 3898875648, 4873594560, 6498126080, 9747189120, 19494378240]

約数ペア:

[(1, 19494378240), (2, 9747189120), (3, 6498126080), (4, 4873594560), (5, 3898875648), (6, 3249063040), (8, 2436797280), (10, 1949437824), (12, 1624531520), (15, 1299625216), (16, 1218398640), (20, 974718912), (24, 812265760), (30, 649812608), (32, 609199320), (40, 487359456), (41, 475472640), (48, 406132880), (60, 324906304), (64, 304599660), (80, 243679728), (82, 237736320), (96, 203066440), (120, 162453152), (123, 158490880), (128, 152299830), (160, 121839864), (164, 118868160), (192, 101533220), (205, 95094528), (240, 81226576), (246, 79245440), (256, 76149915), (320, 60919932), (328, 59434080), (384, 50766610), (410, 47547264), (480, 40613288), (492, 39622720), (615, 31698176), (640, 30459966), (656, 29717040), (768, 25383305), (820, 23773632), (960, 20306644), (984, 19811360), (1230, 15849088), (1280, 15229983), (1312, 14858520), (1640, 11886816), (1920, 10153322), (1968, 9905680), (2460, 7924544), (2624, 7429260), (3280, 5943408), (3840, 5076661), (3936, 4952840), (4920, 3962272), (5248, 3714630), (6560, 2971704), (7872, 2476420), (9840, 1981136), (10496, 1857315), (13120, 1485852), (15744, 1238210), (19680, 990568), (26240, 742926), (31488, 619105), (39360, 495284), (52480, 371463), (78720, 247642), (123821, 157440)]