721981152

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131941}}^1$

素因数の和:131976

約数の個数: 72

約数和(自身を含む): 2161209960

約数和(自身を除く): 1439228808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 131941, 263882, 395823, 527764, 791646, 1055528, 1187469, 1583292, 2111056, 2374938, 2506879, 3166584, 4222112, 4749876, 5013758, 6333168, 7520637, 9499752, 10027516, 12666336, 15041274, 18999504, 20055032, 22561911, 30082548, 37999008, 40110064, 45123822, 60165096, 80220128, 90247644, 120330192, 180495288, 240660384, 360990576, 721981152]

約数ペア:

[(1, 721981152), (2, 360990576), (3, 240660384), (4, 180495288), (6, 120330192), (8, 90247644), (9, 80220128), (12, 60165096), (16, 45123822), (18, 40110064), (19, 37999008), (24, 30082548), (32, 22561911), (36, 20055032), (38, 18999504), (48, 15041274), (57, 12666336), (72, 10027516), (76, 9499752), (96, 7520637), (114, 6333168), (144, 5013758), (152, 4749876), (171, 4222112), (228, 3166584), (288, 2506879), (304, 2374938), (342, 2111056), (456, 1583292), (608, 1187469), (684, 1055528), (912, 791646), (1368, 527764), (1824, 395823), (2736, 263882), (5472, 131941)]