72145440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{50101}}^1$

素因数の和:50122

約数の個数: 72

約数和(自身を含む): 246201228

約数和(自身を除く): 174055788

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 50101, 100202, 150303, 200404, 250505, 300606, 400808, 450909, 501010, 601212, 751515, 801616, 901818, 1002020, 1202424, 1503030, 1603232, 1803636, 2004040, 2254545, 2404848, 3006060, 3607272, 4008080, 4509090, 4809696, 6012120, 7214544, 8016160, 9018180, 12024240, 14429088, 18036360, 24048480, 36072720, 72145440]

約数ペア:

[(1, 72145440), (2, 36072720), (3, 24048480), (4, 18036360), (5, 14429088), (6, 12024240), (8, 9018180), (9, 8016160), (10, 7214544), (12, 6012120), (15, 4809696), (16, 4509090), (18, 4008080), (20, 3607272), (24, 3006060), (30, 2404848), (32, 2254545), (36, 2004040), (40, 1803636), (45, 1603232), (48, 1503030), (60, 1202424), (72, 1002020), (80, 901818), (90, 801616), (96, 751515), (120, 601212), (144, 501010), (160, 450909), (180, 400808), (240, 300606), (288, 250505), (360, 200404), (480, 150303), (720, 100202), (1440, 50101)]