1250615040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{325681}}^1$

素因数の和:325705

約数の個数: 72

約数和(自身を含む): 3994164048

約数和(自身を除く): 2743549008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 325681, 651362, 977043, 1302724, 1628405, 1954086, 2605448, 3256810, 3908172, 4885215, 5210896, 6513620, 7816344, 9770430, 10421792, 13027240, 15632688, 19540860, 20843584, 26054480, 31265376, 39081720, 41687168, 52108960, 62530752, 78163440, 83374336, 104217920, 125061504, 156326880, 208435840, 250123008, 312653760, 416871680, 625307520, 1250615040]

約数ペア:

[(1, 1250615040), (2, 625307520), (3, 416871680), (4, 312653760), (5, 250123008), (6, 208435840), (8, 156326880), (10, 125061504), (12, 104217920), (15, 83374336), (16, 78163440), (20, 62530752), (24, 52108960), (30, 41687168), (32, 39081720), (40, 31265376), (48, 26054480), (60, 20843584), (64, 19540860), (80, 15632688), (96, 13027240), (120, 10421792), (128, 9770430), (160, 7816344), (192, 6513620), (240, 5210896), (256, 4885215), (320, 3908172), (384, 3256810), (480, 2605448), (640, 1954086), (768, 1628405), (960, 1302724), (1280, 977043), (1920, 651362), (3840, 325681)]