642413772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17827}}^1$

素因数の和:17868

約数の個数: 144

約数和(自身を含む): 2180435712

約数和(自身を除く): 1538021940

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 84, 91, 99, 117, 126, 132, 143, 154, 156, 182, 198, 231, 234, 252, 273, 286, 308, 364, 396, 429, 462, 468, 546, 572, 693, 819, 858, 924, 1001, 1092, 1287, 1386, 1638, 1716, 2002, 2574, 2772, 3003, 3276, 4004, 5148, 6006, 9009, 12012, 17827, 18018, 35654, 36036, 53481, 71308, 106962, 124789, 160443, 196097, 213924, 231751, 249578, 320886, 374367, 392194, 463502, 499156, 588291, 641772, 695253, 748734, 784388, 927004, 1123101, 1176582, 1372679, 1390506, 1497468, 1622257, 1764873, 2085759, 2246202, 2353164, 2549261, 2745358, 2781012, 3244514, 3529746, 4118037, 4171518, 4492404, 4866771, 5098522, 5490716, 6489028, 7059492, 7647783, 8236074, 8343036, 9733542, 10197044, 12354111, 14600313, 15295566, 16472148, 17844827, 19467084, 22943349, 24708222, 29200626, 30591132, 35689654, 45886698, 49416444, 53534481, 58401252, 71379308, 91773396, 107068962, 160603443, 214137924, 321206886, 642413772]

約数ペア:

[(1, 642413772), (2, 321206886), (3, 214137924), (4, 160603443), (6, 107068962), (7, 91773396), (9, 71379308), (11, 58401252), (12, 53534481), (13, 49416444), (14, 45886698), (18, 35689654), (21, 30591132), (22, 29200626), (26, 24708222), (28, 22943349), (33, 19467084), (36, 17844827), (39, 16472148), (42, 15295566), (44, 14600313), (52, 12354111), (63, 10197044), (66, 9733542), (77, 8343036), (78, 8236074), (84, 7647783), (91, 7059492), (99, 6489028), (117, 5490716), (126, 5098522), (132, 4866771), (143, 4492404), (154, 4171518), (156, 4118037), (182, 3529746), (198, 3244514), (231, 2781012), (234, 2745358), (252, 2549261), (273, 2353164), (286, 2246202), (308, 2085759), (364, 1764873), (396, 1622257), (429, 1497468), (462, 1390506), (468, 1372679), (546, 1176582), (572, 1123101), (693, 927004), (819, 784388), (858, 748734), (924, 695253), (1001, 641772), (1092, 588291), (1287, 499156), (1386, 463502), (1638, 392194), (1716, 374367), (2002, 320886), (2574, 249578), (2772, 231751), (3003, 213924), (3276, 196097), (4004, 160443), (5148, 124789), (6006, 106962), (9009, 71308), (12012, 53481), (17827, 36036), (18018, 35654)]