321207616

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8521}}^1$

素因数の和:8583

約数の個数: 56

約数和(自身を含む): 692668160

約数和(自身を除く): 371460544

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 4712, 8521, 9424, 17042, 18848, 34084, 37696, 68168, 136336, 161899, 264151, 272672, 323798, 528302, 545344, 647596, 1056604, 1295192, 2113208, 2590384, 4226416, 5018869, 5180768, 8452832, 10037738, 10361536, 16905664, 20075476, 40150952, 80301904, 160603808, 321207616]

約数ペア:

[(1, 321207616), (2, 160603808), (4, 80301904), (8, 40150952), (16, 20075476), (19, 16905664), (31, 10361536), (32, 10037738), (38, 8452832), (62, 5180768), (64, 5018869), (76, 4226416), (124, 2590384), (152, 2113208), (248, 1295192), (304, 1056604), (496, 647596), (589, 545344), (608, 528302), (992, 323798), (1178, 272672), (1216, 264151), (1984, 161899), (2356, 136336), (4712, 68168), (8521, 37696), (9424, 34084), (17042, 18848)]