15499744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 36197280

約数和(自身を除く): 20697536

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 37, 38, 52, 53, 74, 76, 104, 106, 148, 152, 208, 212, 247, 296, 304, 416, 424, 481, 494, 592, 608, 689, 703, 848, 962, 988, 1007, 1184, 1378, 1406, 1696, 1924, 1961, 1976, 2014, 2756, 2812, 3848, 3922, 3952, 4028, 5512, 5624, 7696, 7844, 7904, 8056, 9139, 11024, 11248, 13091, 15392, 15688, 16112, 18278, 22048, 22496, 25493, 26182, 31376, 32224, 36556, 37259, 50986, 52364, 62752, 73112, 74518, 101972, 104728, 146224, 149036, 203944, 209456, 292448, 298072, 407888, 418912, 484367, 596144, 815776, 968734, 1192288, 1937468, 3874936, 7749872, 15499744]

約数ペア:

[(1, 15499744), (2, 7749872), (4, 3874936), (8, 1937468), (13, 1192288), (16, 968734), (19, 815776), (26, 596144), (32, 484367), (37, 418912), (38, 407888), (52, 298072), (53, 292448), (74, 209456), (76, 203944), (104, 149036), (106, 146224), (148, 104728), (152, 101972), (208, 74518), (212, 73112), (247, 62752), (296, 52364), (304, 50986), (416, 37259), (424, 36556), (481, 32224), (494, 31376), (592, 26182), (608, 25493), (689, 22496), (703, 22048), (848, 18278), (962, 16112), (988, 15688), (1007, 15392), (1184, 13091), (1378, 11248), (1406, 11024), (1696, 9139), (1924, 8056), (1961, 7904), (1976, 7844), (2014, 7696), (2756, 5624), (2812, 5512), (3848, 4028), (3922, 3952)]