280047312

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{23431}}^1$

素因数の和:23528

約数の個数: 60

約数和(自身を含む): 793220064

約数和(自身を除く): 513172752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2988, 3984, 5976, 11952, 23431, 46862, 70293, 93724, 140586, 187448, 210879, 281172, 374896, 421758, 562344, 843516, 1124688, 1687032, 1944773, 3374064, 3889546, 5834319, 7779092, 11668638, 15558184, 17502957, 23337276, 31116368, 35005914, 46674552, 70011828, 93349104, 140023656, 280047312]

約数ペア:

[(1, 280047312), (2, 140023656), (3, 93349104), (4, 70011828), (6, 46674552), (8, 35005914), (9, 31116368), (12, 23337276), (16, 17502957), (18, 15558184), (24, 11668638), (36, 7779092), (48, 5834319), (72, 3889546), (83, 3374064), (144, 1944773), (166, 1687032), (249, 1124688), (332, 843516), (498, 562344), (664, 421758), (747, 374896), (996, 281172), (1328, 210879), (1494, 187448), (1992, 140586), (2988, 93724), (3984, 70293), (5976, 46862), (11952, 23431)]