15123472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 39211776

約数和(自身を除く): 24088304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 47, 52, 56, 68, 91, 94, 104, 112, 119, 136, 169, 182, 188, 208, 221, 238, 272, 329, 338, 364, 376, 442, 476, 611, 658, 676, 728, 752, 799, 884, 952, 1183, 1222, 1316, 1352, 1456, 1547, 1598, 1768, 1904, 2366, 2444, 2632, 2704, 2873, 3094, 3196, 3536, 4277, 4732, 4888, 5264, 5593, 5746, 6188, 6392, 7943, 8554, 9464, 9776, 10387, 11186, 11492, 12376, 12784, 15886, 17108, 18928, 20111, 20774, 22372, 22984, 24752, 31772, 34216, 40222, 41548, 44744, 45968, 55601, 63544, 68432, 72709, 80444, 83096, 89488, 111202, 127088, 135031, 145418, 160888, 166192, 222404, 270062, 290836, 321776, 444808, 540124, 581672, 889616, 945217, 1080248, 1163344, 1890434, 2160496, 3780868, 7561736, 15123472]

約数ペア:

[(1, 15123472), (2, 7561736), (4, 3780868), (7, 2160496), (8, 1890434), (13, 1163344), (14, 1080248), (16, 945217), (17, 889616), (26, 581672), (28, 540124), (34, 444808), (47, 321776), (52, 290836), (56, 270062), (68, 222404), (91, 166192), (94, 160888), (104, 145418), (112, 135031), (119, 127088), (136, 111202), (169, 89488), (182, 83096), (188, 80444), (208, 72709), (221, 68432), (238, 63544), (272, 55601), (329, 45968), (338, 44744), (364, 41548), (376, 40222), (442, 34216), (476, 31772), (611, 24752), (658, 22984), (676, 22372), (728, 20774), (752, 20111), (799, 18928), (884, 17108), (952, 15886), (1183, 12784), (1222, 12376), (1316, 11492), (1352, 11186), (1456, 10387), (1547, 9776), (1598, 9464), (1768, 8554), (1904, 7943), (2366, 6392), (2444, 6188), (2632, 5746), (2704, 5593), (2873, 5264), (3094, 4888), (3196, 4732), (3536, 4277)]