208030320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{288931}}^1$

素因数の和:288950

約数の個数: 60

約数和(自身を含む): 698637576

約数和(自身を除く): 490607256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 288931, 577862, 866793, 1155724, 1444655, 1733586, 2311448, 2600379, 2889310, 3467172, 4333965, 4622896, 5200758, 5778620, 6934344, 8667930, 10401516, 11557240, 13001895, 13868688, 17335860, 20803032, 23114480, 26003790, 34671720, 41606064, 52007580, 69343440, 104015160, 208030320]

約数ペア:

[(1, 208030320), (2, 104015160), (3, 69343440), (4, 52007580), (5, 41606064), (6, 34671720), (8, 26003790), (9, 23114480), (10, 20803032), (12, 17335860), (15, 13868688), (16, 13001895), (18, 11557240), (20, 10401516), (24, 8667930), (30, 6934344), (36, 5778620), (40, 5200758), (45, 4622896), (48, 4333965), (60, 3467172), (72, 2889310), (80, 2600379), (90, 2311448), (120, 1733586), (144, 1444655), (180, 1155724), (240, 866793), (360, 577862), (720, 288931)]