20908370160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9679801}}^1$

素因数の和:9679823

約数の個数: 80

約数和(自身を含む): 72017726880

約数和(自身を除く): 51109356720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9679801, 19359602, 29039403, 38719204, 48399005, 58078806, 77438408, 87118209, 96798010, 116157612, 145197015, 154876816, 174236418, 193596020, 232315224, 261354627, 290394030, 348472836, 387192040, 435591045, 464630448, 522709254, 580788060, 696945672, 774384080, 871182090, 1045418508, 1161576120, 1306773135, 1393891344, 1742364180, 2090837016, 2323152240, 2613546270, 3484728360, 4181674032, 5227092540, 6969456720, 10454185080, 20908370160]

約数ペア:

[(1, 20908370160), (2, 10454185080), (3, 6969456720), (4, 5227092540), (5, 4181674032), (6, 3484728360), (8, 2613546270), (9, 2323152240), (10, 2090837016), (12, 1742364180), (15, 1393891344), (16, 1306773135), (18, 1161576120), (20, 1045418508), (24, 871182090), (27, 774384080), (30, 696945672), (36, 580788060), (40, 522709254), (45, 464630448), (48, 435591045), (54, 387192040), (60, 348472836), (72, 290394030), (80, 261354627), (90, 232315224), (108, 193596020), (120, 174236418), (135, 154876816), (144, 145197015), (180, 116157612), (216, 96798010), (240, 87118209), (270, 77438408), (360, 58078806), (432, 48399005), (540, 38719204), (720, 29039403), (1080, 19359602), (2160, 9679801)]