1972728120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{36451}}^1$

素因数の和:36517

約数の個数: 128

約数和(自身を含む): 6613850880

約数和(自身を除く): 4641122760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 615, 660, 820, 902, 984, 1230, 1320, 1353, 1640, 1804, 2255, 2460, 2706, 3608, 4510, 4920, 5412, 6765, 9020, 10824, 13530, 18040, 27060, 36451, 54120, 72902, 109353, 145804, 182255, 218706, 291608, 364510, 400961, 437412, 546765, 729020, 801922, 874824, 1093530, 1202883, 1458040, 1494491, 1603844, 2004805, 2187060, 2405766, 2988982, 3207688, 4009610, 4374120, 4483473, 4811532, 5977964, 6014415, 7472455, 8019220, 8966946, 9623064, 11955928, 12028830, 14944910, 16038440, 16439401, 17933892, 22417365, 24057660, 29889820, 32878802, 35867784, 44834730, 48115320, 49318203, 59779640, 65757604, 82197005, 89669460, 98636406, 131515208, 164394010, 179338920, 197272812, 246591015, 328788020, 394545624, 493182030, 657576040, 986364060, 1972728120]

約数ペア:

[(1, 1972728120), (2, 986364060), (3, 657576040), (4, 493182030), (5, 394545624), (6, 328788020), (8, 246591015), (10, 197272812), (11, 179338920), (12, 164394010), (15, 131515208), (20, 98636406), (22, 89669460), (24, 82197005), (30, 65757604), (33, 59779640), (40, 49318203), (41, 48115320), (44, 44834730), (55, 35867784), (60, 32878802), (66, 29889820), (82, 24057660), (88, 22417365), (110, 17933892), (120, 16439401), (123, 16038440), (132, 14944910), (164, 12028830), (165, 11955928), (205, 9623064), (220, 8966946), (246, 8019220), (264, 7472455), (328, 6014415), (330, 5977964), (410, 4811532), (440, 4483473), (451, 4374120), (492, 4009610), (615, 3207688), (660, 2988982), (820, 2405766), (902, 2187060), (984, 2004805), (1230, 1603844), (1320, 1494491), (1353, 1458040), (1640, 1202883), (1804, 1093530), (2255, 874824), (2460, 801922), (2706, 729020), (3608, 546765), (4510, 437412), (4920, 400961), (5412, 364510), (6765, 291608), (9020, 218706), (10824, 182255), (13530, 145804), (18040, 109353), (27060, 72902), (36451, 54120)]