90115480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1353

約数の個数: 128

約数和(自身を含む): 262886400

約数和(自身を除く): 172770920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1064, 1235, 1303, 1330, 1729, 1820, 1976, 2470, 2606, 2660, 3458, 3640, 4940, 5212, 5320, 6515, 6916, 8645, 9121, 9880, 10424, 13030, 13832, 16939, 17290, 18242, 24757, 26060, 33878, 34580, 36484, 45605, 49514, 52120, 67756, 69160, 72968, 84695, 91210, 99028, 118573, 123785, 135512, 169390, 173299, 182420, 198056, 237146, 247570, 321841, 338780, 346598, 364840, 474292, 495140, 592865, 643682, 677560, 693196, 866495, 948584, 990280, 1185730, 1287364, 1386392, 1609205, 1732990, 2252887, 2371460, 2574728, 3218410, 3465980, 4505774, 4742920, 6436820, 6931960, 9011548, 11264435, 12873640, 18023096, 22528870, 45057740, 90115480]

約数ペア:

[(1, 90115480), (2, 45057740), (4, 22528870), (5, 18023096), (7, 12873640), (8, 11264435), (10, 9011548), (13, 6931960), (14, 6436820), (19, 4742920), (20, 4505774), (26, 3465980), (28, 3218410), (35, 2574728), (38, 2371460), (40, 2252887), (52, 1732990), (56, 1609205), (65, 1386392), (70, 1287364), (76, 1185730), (91, 990280), (95, 948584), (104, 866495), (130, 693196), (133, 677560), (140, 643682), (152, 592865), (182, 495140), (190, 474292), (247, 364840), (260, 346598), (266, 338780), (280, 321841), (364, 247570), (380, 237146), (455, 198056), (494, 182420), (520, 173299), (532, 169390), (665, 135512), (728, 123785), (760, 118573), (910, 99028), (988, 91210), (1064, 84695), (1235, 72968), (1303, 69160), (1330, 67756), (1729, 52120), (1820, 49514), (1976, 45605), (2470, 36484), (2606, 34580), (2660, 33878), (3458, 26060), (3640, 24757), (4940, 18242), (5212, 17290), (5320, 16939), (6515, 13832), (6916, 13030), (8645, 10424), (9121, 9880)]