202207120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{881}}^1$

素因数の和:1064

約数の個数: 80

約数和(自身を含む): 498718080

約数和(自身を除く): 296510960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 151, 152, 190, 302, 304, 380, 604, 755, 760, 881, 1208, 1510, 1520, 1762, 2416, 2869, 3020, 3524, 4405, 5738, 6040, 7048, 8810, 11476, 12080, 14096, 14345, 16739, 17620, 22952, 28690, 33478, 35240, 45904, 57380, 66956, 70480, 83695, 114760, 133031, 133912, 167390, 229520, 266062, 267824, 334780, 532124, 665155, 669560, 1064248, 1330310, 1339120, 2128496, 2527589, 2660620, 5055178, 5321240, 10110356, 10642480, 12637945, 20220712, 25275890, 40441424, 50551780, 101103560, 202207120]

約数ペア:

[(1, 202207120), (2, 101103560), (4, 50551780), (5, 40441424), (8, 25275890), (10, 20220712), (16, 12637945), (19, 10642480), (20, 10110356), (38, 5321240), (40, 5055178), (76, 2660620), (80, 2527589), (95, 2128496), (151, 1339120), (152, 1330310), (190, 1064248), (302, 669560), (304, 665155), (380, 532124), (604, 334780), (755, 267824), (760, 266062), (881, 229520), (1208, 167390), (1510, 133912), (1520, 133031), (1762, 114760), (2416, 83695), (2869, 70480), (3020, 66956), (3524, 57380), (4405, 45904), (5738, 35240), (6040, 33478), (7048, 28690), (8810, 22952), (11476, 17620), (12080, 16739), (14096, 14345)]