80225640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2251}}^1$

素因数の和:2285

約数の個数: 160

約数和(自身を含む): 294291360

約数和(自身を除く): 214065720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 648, 660, 792, 810, 891, 990, 1080, 1188, 1320, 1485, 1620, 1782, 1980, 2251, 2376, 2970, 3240, 3564, 3960, 4455, 4502, 5940, 6753, 7128, 8910, 9004, 11255, 11880, 13506, 17820, 18008, 20259, 22510, 24761, 27012, 33765, 35640, 40518, 45020, 49522, 54024, 60777, 67530, 74283, 81036, 90040, 99044, 101295, 121554, 123805, 135060, 148566, 162072, 182331, 198088, 202590, 222849, 243108, 247610, 270120, 297132, 303885, 364662, 371415, 405180, 445698, 486216, 495220, 594264, 607770, 668547, 729324, 742830, 810360, 891396, 911655, 990440, 1114245, 1215540, 1337094, 1458648, 1485660, 1782792, 1823310, 2005641, 2228490, 2431080, 2674188, 2971320, 3342735, 3646620, 4011282, 4456980, 5348376, 6685470, 7293240, 8022564, 8913960, 10028205, 13370940, 16045128, 20056410, 26741880, 40112820, 80225640]

約数ペア:

[(1, 80225640), (2, 40112820), (3, 26741880), (4, 20056410), (5, 16045128), (6, 13370940), (8, 10028205), (9, 8913960), (10, 8022564), (11, 7293240), (12, 6685470), (15, 5348376), (18, 4456980), (20, 4011282), (22, 3646620), (24, 3342735), (27, 2971320), (30, 2674188), (33, 2431080), (36, 2228490), (40, 2005641), (44, 1823310), (45, 1782792), (54, 1485660), (55, 1458648), (60, 1337094), (66, 1215540), (72, 1114245), (81, 990440), (88, 911655), (90, 891396), (99, 810360), (108, 742830), (110, 729324), (120, 668547), (132, 607770), (135, 594264), (162, 495220), (165, 486216), (180, 445698), (198, 405180), (216, 371415), (220, 364662), (264, 303885), (270, 297132), (297, 270120), (324, 247610), (330, 243108), (360, 222849), (396, 202590), (405, 198088), (440, 182331), (495, 162072), (540, 148566), (594, 135060), (648, 123805), (660, 121554), (792, 101295), (810, 99044), (891, 90040), (990, 81036), (1080, 74283), (1188, 67530), (1320, 60777), (1485, 54024), (1620, 49522), (1782, 45020), (1980, 40518), (2251, 35640), (2376, 33765), (2970, 27012), (3240, 24761), (3564, 22510), (3960, 20259), (4455, 18008), (4502, 17820), (5940, 13506), (6753, 11880), (7128, 11255), (8910, 9004)]