157440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1$

素因数の和:65

約数の個数: 72

約数和(自身を含む): 515088

約数和(自身を除く): 357648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 615, 640, 656, 768, 820, 960, 984, 1230, 1280, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3840, 3936, 4920, 5248, 6560, 7872, 9840, 10496, 13120, 15744, 19680, 26240, 31488, 39360, 52480, 78720, 157440]

約数ペア:

[(1, 157440), (2, 78720), (3, 52480), (4, 39360), (5, 31488), (6, 26240), (8, 19680), (10, 15744), (12, 13120), (15, 10496), (16, 9840), (20, 7872), (24, 6560), (30, 5248), (32, 4920), (40, 3936), (41, 3840), (48, 3280), (60, 2624), (64, 2460), (80, 1968), (82, 1920), (96, 1640), (120, 1312), (123, 1280), (128, 1230), (160, 984), (164, 960), (192, 820), (205, 768), (240, 656), (246, 640), (256, 615), (320, 492), (328, 480), (384, 410)]