15310640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 38086848

約数和(自身を除く): 22776208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 157, 184, 212, 230, 265, 314, 368, 424, 460, 530, 628, 785, 848, 920, 1060, 1219, 1256, 1570, 1840, 2120, 2438, 2512, 3140, 3611, 4240, 4876, 6095, 6280, 7222, 8321, 9752, 12190, 12560, 14444, 16642, 18055, 19504, 24380, 28888, 33284, 36110, 41605, 48760, 57776, 66568, 72220, 83210, 97520, 133136, 144440, 166420, 191383, 288880, 332840, 382766, 665680, 765532, 956915, 1531064, 1913830, 3062128, 3827660, 7655320, 15310640]

約数ペア:

[(1, 15310640), (2, 7655320), (4, 3827660), (5, 3062128), (8, 1913830), (10, 1531064), (16, 956915), (20, 765532), (23, 665680), (40, 382766), (46, 332840), (53, 288880), (80, 191383), (92, 166420), (106, 144440), (115, 133136), (157, 97520), (184, 83210), (212, 72220), (230, 66568), (265, 57776), (314, 48760), (368, 41605), (424, 36110), (460, 33284), (530, 28888), (628, 24380), (785, 19504), (848, 18055), (920, 16642), (1060, 14444), (1219, 12560), (1256, 12190), (1570, 9752), (1840, 8321), (2120, 7222), (2438, 6280), (2512, 6095), (3140, 4876), (3611, 4240)]