209920320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{72889}}^1$

素因数の和:72912

約数の個数: 84

約数和(自身を含む): 722048340

約数和(自身を除く): 512128020

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, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 72889, 145778, 218667, 291556, 364445, 437334, 583112, 656001, 728890, 874668, 1093335, 1166224, 1312002, 1457780, 1749336, 2186670, 2332448, 2624004, 2915560, 3280005, 3498672, 4373340, 4664896, 5248008, 5831120, 6560010, 6997344, 8746680, 10496016, 11662240, 13120020, 13994688, 17493360, 20992032, 23324480, 26240040, 34986720, 41984064, 52480080, 69973440, 104960160, 209920320]

約数ペア:

[(1, 209920320), (2, 104960160), (3, 69973440), (4, 52480080), (5, 41984064), (6, 34986720), (8, 26240040), (9, 23324480), (10, 20992032), (12, 17493360), (15, 13994688), (16, 13120020), (18, 11662240), (20, 10496016), (24, 8746680), (30, 6997344), (32, 6560010), (36, 5831120), (40, 5248008), (45, 4664896), (48, 4373340), (60, 3498672), (64, 3280005), (72, 2915560), (80, 2624004), (90, 2332448), (96, 2186670), (120, 1749336), (144, 1457780), (160, 1312002), (180, 1166224), (192, 1093335), (240, 874668), (288, 728890), (320, 656001), (360, 583112), (480, 437334), (576, 364445), (720, 291556), (960, 218667), (1440, 145778), (2880, 72889)]