400990752

素因数分解:

$2^5\times 3^2\times {\mathrm{73}}^1\times {\mathrm{19073}}^1$

素因数の和:19162

約数の個数: 72

約数和(自身を含む): 1155998844

約数和(自身を除く): 755008092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 73, 96, 144, 146, 219, 288, 292, 438, 584, 657, 876, 1168, 1314, 1752, 2336, 2628, 3504, 5256, 7008, 10512, 19073, 21024, 38146, 57219, 76292, 114438, 152584, 171657, 228876, 305168, 343314, 457752, 610336, 686628, 915504, 1373256, 1392329, 1831008, 2746512, 2784658, 4176987, 5493024, 5569316, 8353974, 11138632, 12530961, 16707948, 22277264, 25061922, 33415896, 44554528, 50123844, 66831792, 100247688, 133663584, 200495376, 400990752]

約数ペア:

[(1, 400990752), (2, 200495376), (3, 133663584), (4, 100247688), (6, 66831792), (8, 50123844), (9, 44554528), (12, 33415896), (16, 25061922), (18, 22277264), (24, 16707948), (32, 12530961), (36, 11138632), (48, 8353974), (72, 5569316), (73, 5493024), (96, 4176987), (144, 2784658), (146, 2746512), (219, 1831008), (288, 1392329), (292, 1373256), (438, 915504), (584, 686628), (657, 610336), (876, 457752), (1168, 343314), (1314, 305168), (1752, 228876), (2336, 171657), (2628, 152584), (3504, 114438), (5256, 76292), (7008, 57219), (10512, 38146), (19073, 21024)]