420717456

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{51257}}^1$

素因数の和:51293

約数の個数: 80

約数和(自身を含む): 1271198400

約数和(自身を除く): 850480944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 51257, 102514, 153771, 205028, 307542, 410056, 461313, 615084, 820112, 922626, 973883, 1230168, 1383939, 1845252, 1947766, 2460336, 2767878, 2921649, 3690504, 3895532, 5535756, 5843298, 7381008, 7791064, 8764947, 11071512, 11686596, 15582128, 17529894, 22143024, 23373192, 26294841, 35059788, 46746384, 52589682, 70119576, 105179364, 140239152, 210358728, 420717456]

約数ペア:

[(1, 420717456), (2, 210358728), (3, 140239152), (4, 105179364), (6, 70119576), (8, 52589682), (9, 46746384), (12, 35059788), (16, 26294841), (18, 23373192), (19, 22143024), (24, 17529894), (27, 15582128), (36, 11686596), (38, 11071512), (48, 8764947), (54, 7791064), (57, 7381008), (72, 5843298), (76, 5535756), (108, 3895532), (114, 3690504), (144, 2921649), (152, 2767878), (171, 2460336), (216, 1947766), (228, 1845252), (304, 1383939), (342, 1230168), (432, 973883), (456, 922626), (513, 820112), (684, 615084), (912, 461313), (1026, 410056), (1368, 307542), (2052, 205028), (2736, 153771), (4104, 102514), (8208, 51257)]