15945440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:664

約数の個数: 96

約数和(自身を含む): 44997120

約数和(自身を除く): 29051680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 619, 644, 736, 805, 920, 1120, 1238, 1288, 1610, 1840, 2476, 2576, 3095, 3220, 3680, 4333, 4952, 5152, 6190, 6440, 8666, 9904, 12380, 12880, 14237, 17332, 19808, 21665, 24760, 25760, 28474, 34664, 43330, 49520, 56948, 69328, 71185, 86660, 99040, 99659, 113896, 138656, 142370, 173320, 199318, 227792, 284740, 346640, 398636, 455584, 498295, 569480, 693280, 797272, 996590, 1138960, 1594544, 1993180, 2277920, 3189088, 3986360, 7972720, 15945440]

約数ペア:

[(1, 15945440), (2, 7972720), (4, 3986360), (5, 3189088), (7, 2277920), (8, 1993180), (10, 1594544), (14, 1138960), (16, 996590), (20, 797272), (23, 693280), (28, 569480), (32, 498295), (35, 455584), (40, 398636), (46, 346640), (56, 284740), (70, 227792), (80, 199318), (92, 173320), (112, 142370), (115, 138656), (140, 113896), (160, 99659), (161, 99040), (184, 86660), (224, 71185), (230, 69328), (280, 56948), (322, 49520), (368, 43330), (460, 34664), (560, 28474), (619, 25760), (644, 24760), (736, 21665), (805, 19808), (920, 17332), (1120, 14237), (1238, 12880), (1288, 12380), (1610, 9904), (1840, 8666), (2476, 6440), (2576, 6190), (3095, 5152), (3220, 4952), (3680, 4333)]