520001280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{45139}}^1$

素因数の和:45166

約数の個数: 108

約数和(自身を含む): 1799190120

約数和(自身を除く): 1279188840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 45139, 90278, 135417, 180556, 225695, 270834, 361112, 406251, 451390, 541668, 677085, 722224, 812502, 902780, 1083336, 1354170, 1444448, 1625004, 1805560, 2031255, 2166672, 2708340, 2888896, 3250008, 3611120, 4062510, 4333344, 5416680, 5777792, 6500016, 7222240, 8125020, 8666688, 10833360, 11555584, 13000032, 14444480, 16250040, 17333376, 21666720, 26000064, 28888960, 32500080, 34666752, 43333440, 52000128, 57777920, 65000160, 86666880, 104000256, 130000320, 173333760, 260000640, 520001280]

約数ペア:

[(1, 520001280), (2, 260000640), (3, 173333760), (4, 130000320), (5, 104000256), (6, 86666880), (8, 65000160), (9, 57777920), (10, 52000128), (12, 43333440), (15, 34666752), (16, 32500080), (18, 28888960), (20, 26000064), (24, 21666720), (30, 17333376), (32, 16250040), (36, 14444480), (40, 13000032), (45, 11555584), (48, 10833360), (60, 8666688), (64, 8125020), (72, 7222240), (80, 6500016), (90, 5777792), (96, 5416680), (120, 4333344), (128, 4062510), (144, 3611120), (160, 3250008), (180, 2888896), (192, 2708340), (240, 2166672), (256, 2031255), (288, 1805560), (320, 1625004), (360, 1444448), (384, 1354170), (480, 1083336), (576, 902780), (640, 812502), (720, 722224), (768, 677085), (960, 541668), (1152, 451390), (1280, 406251), (1440, 361112), (1920, 270834), (2304, 225695), (2880, 180556), (3840, 135417), (5760, 90278), (11520, 45139)]