15605120

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 38372400

約数和(自身を除く): 22767280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 659, 740, 1184, 1318, 1480, 2368, 2636, 2960, 3295, 4736, 5272, 5920, 6590, 10544, 11840, 13180, 21088, 23680, 24383, 26360, 42176, 48766, 52720, 84352, 97532, 105440, 121915, 195064, 210880, 243830, 390128, 421760, 487660, 780256, 975320, 1560512, 1950640, 3121024, 3901280, 7802560, 15605120]

約数ペア:

[(1, 15605120), (2, 7802560), (4, 3901280), (5, 3121024), (8, 1950640), (10, 1560512), (16, 975320), (20, 780256), (32, 487660), (37, 421760), (40, 390128), (64, 243830), (74, 210880), (80, 195064), (128, 121915), (148, 105440), (160, 97532), (185, 84352), (296, 52720), (320, 48766), (370, 42176), (592, 26360), (640, 24383), (659, 23680), (740, 21088), (1184, 13180), (1318, 11840), (1480, 10544), (2368, 6590), (2636, 5920), (2960, 5272), (3295, 4736)]